Nephelaphyllum Blume

1. Nephelaphyllum mindorense Ames, PJS 2 c (1907) Bot. 316; --Ames in Merr., EPFP 1 (1924) 280; --Tainia mindorensis (Ames) Gagnep., Bull. Mus. Natl. Hist. Nat., II, 4 (1932) 706. Endemic to the Philippines. LUZON: Mountain Province, Nueva Ecija, Rizal, MINDORO, NEGROS, MINDANAO: Davao. Terrestrial on dry slopes and in humid forest, 200-1700m. Photos
2. Nephelaphyllum pulchrum Blume, Bijdr. (1825) 373. India, China, Laos, Myanmar, Thailand, Vietnam, Cambodia, Peninsular Malaysia, Singapore, Sumatra, Java, Borneo, Philippines.
   
   • var. pulchrum. India to Philippines. PALAWAN. Terrestrial, up to 300m.

Nervilia Comm. ex Gaudich.

1. Nervilia concolor (Blume) Schltr., Bot. Jahrb. Syst. 45 (1911) 404; --Cordyla concolor Blume, Bijdr. (1825) 416; --Type: from Java. --Nervilia aragoana Gaudich., Freycinet. Voy. Uranie et Physic. Bot. (1829) 422; --Ames in Merr., EPFP 1 (1924) 265. Bangladesh, Bhutan, China, India, Laos, Myanmar, Nepal, Pacific Isls, Peninsular Malaysia, Taiwan, Thailand, Tibet, Java, Ryukyu Isls, Sumatra, New Guinea, Vietnam, Philippines, and said to extend to Samoa. LUZON: Zambales, Rizal, Laguna, MINDANAO: Lanao. Terrestrial, in forest. Photos
2. Nervilia dilatata (Blume) Schltr., Bot. Jahrb. Syst. 45 (1911) 402; --Ames in Merr., EPFP 1 (1924) 266; --Pogonia dilatata Blume, Coll. Orchid. (1858) t. 10. Borneo, Taiwan, Philippines. LUZON: Benguet, BANCALAN. Grassy hillsides, c. 1600m.
3. Nervilia lanyuensis S.S.Ying, Mem. Coll. Agric. Natl. Taiwan Univ. 29 (1989) 55, as 'lanyuense'. Taiwan, Philippines (Jim Cootes, pers. comm., 2-Jan-20).
   
4. Nervilia plicata (Andrews) Schltr., Bot. Jahrb. Syst. 45 (1911) 403; --Arethusa plicata Andrews, Bot. Repos. 5 (1803) 321; --Type: from India. --Nervilia discolor (Blume) Schltr., Bot. Jahrb. 45 (1911) 403; --Ames in Merr., EPFP 1 (1924) 267; --Cordyla discolor Blume, Bijdr. (1825) 416. India, Bangladesh, Bhutan, India, China, Hong Kong, New Guinea, Peninsular Malaysia, Thailand, Myanmar, Vietnam, Laos, Indonesia, Taiwan, N Australia, Samoa, Philippines. LUZON: Mountain Province, Laguna, Batangas, Pangasinan, PANAY: Antique, MINDANAO: Cotabato, Davao. Grassy hillsides, 350-1240m. Photos
5. Nervilia pudica (Ames) W.Suarez, OrchideenJ. 2 (2015) 65; --Pogonia pudica Ames, Orchidaceae 2 (1908) 44; --Type: Copeland 427 (AMES, holo). Endemic to the Philippines. LEYTE, LUZON: Batangas, Cagayan, Cavite, Ilocos Norte, Laguna, Quezon, Rizal, MINDANAO?, MINDORO, PALAWAN, SAMAR. Photos
6. Nervilia simplex (Thouars) Schltr., Bot. Jahrb. Syst. 45 (1911) 401; --Bosser, Adansonia, sér. 3 26 (2004) 59; --Arethusa simplex Thouars, Hist. Orchid. (1822) t.24. --Nervilia crociformis (Zoll. & Moritzi) Seidenf., Dansk Bot. Ark. 32 (1978) 151; --Bolborchis crociformis Zoll. & Moritzi, Syst. Verz. (1846) 89; --Type: from Java. --Nervilia crispata (Blume) Schltr. ex K.Schum. & Lauterb., Fl. Schutzgeb. Südsee (1900) 240; --Ames in Merr., EPFP 1 (1924) 266; --Pogonia crispata Blume, Ann. Mus. Bot. Lugd.-Bat. 1 (1849) 32. Africa, Australia, India, Java, Malaysia, Nepal, New Guinea, Taiwan, Vietnam, Philippines. PALAWAN: Taytay. in forests in dry slopes. Photos

Neuwiedia Blume

1. Neuwiedia veratrifolia Blume in Hoov. & de Vriese, Tijdschr. Nat. Gesch. 1 (1834) 142; --Ames in Merr., EPFP 1 (1924) 252; --Holttum, Rev. Fl. Malaya 1 (1954) 64. Thailand, Vietnam, Cambodia, Laos, Peninsular Malaysia, Singapore, throughout Indonesia (Sumatra, Sulawesi), Borneo, New Guinea, Solomon Isls, Vanuatu, Philippines. MINDORO, LEYTE. Terrestrial, c. 750m. Photos

Oberonia Lindl.

1. Oberonia aporophylla Rchb.f., Bonplandia 3 (1855) 223; --Ames in Merr., EPFP 1 (1924) 307; --Geiger, Blumea 65 (2020) 189; --Type: Cuming 2113 (BM, K, W, syn). --Oberonia longirepens J.J.Wood, Orchids Mount Kinabalu 2 (2011) 434; --Type: from Borneo. Borneo, Philippines. BOHOL, LUZON.
2. Oberonia benguetensis Ames, PJS 7 c (1912) Bot. 8; --Ames in Merr., EPFP 1 (1924) 307. Endemic to the Philippines.
3. Oberonia costeriana J.J.Sm., Orch. Java (1905) 244; --Geiger, Blumea 64 (2019) 127; Blumea 65 (2020) 194; --Type: from Java. --Oberonia elmeri Ames, LPB 5 (1912) 1564; --Ames in Merr., EPFP 1 (1924) 308; --Type: Elmer 8434 (AMES, syn), Luzon: Benguet. --Oberonia obesa Ames, Orchidaceae 5 (1915) 76; --Ames in Merr., EPFP 1 (1924) 309; --Type: Vanoverbergh 407 (AMES, syn), Luzon: Bontoc Sub-province. Borneo, Java, Sulawesi, Taiwan, Philippines. LUZON: Benguet, Mountain Province. Photos
4. Oberonia cylindrica Lindl., Edwards’s Bot. Reg. 26 (1840) Misc. 20; --Ames in Merr., EPFP 1 (1924) 308. Endemic to the Philippines. LUZON: Albay, Benguet, Mountain Province, Quezon, POLILLO, PALAWAN, BOHOL, LEYTE, SAMAR, MINDANAO: Bukidnon, Cotabato. Epiphytic. Photos
5. Oberonia denticulata Wight, Icon. Pl. Ind. Orient. 5 (1851) pl.1625; --Bunpha et al., Phytotaxa 420 (2019) 123; --Type: from India. --Oberonia denticulata var. iridifolia (Roxb.) S.Misra, J. Orchid Soc. India 3 (1989) 69; --Oberonia iridifolia (Roxb.) Lindl. in Wall. Cat. (1859) no. 1948, nom. inval.; Fol. Orchid. 8 (1859) 1, nom. illeg.; --Ames in Merr., EPFP 1 (1924) 308; --Cymbidium iridifolium Roxb., Fl. Ind. ed. 1832, 3 (1832) 458. Australia, Bangladesh, Borneo, China, India, Java, Laos, Myanmar, Nepal, Peninsular Malaysia, Singapore, Sumatra, Thailand, Philippines.
   
6. Oberonia griffithiana Lindl., Sert. Orchid. (1838) t. 1779/8B; --Bunpha et al., Phytotaxa 420 (2019) 148; --Geiger, Blumea 65 (2020) 194; --Type: from Myanmar. --Oberonia toppingii Ames, PJS 8 c (1913, publ. 1914) Bot. 413; --Ames in Merr., EPFP 1 (1924) 310; --Type: LeRoy Topping s.n. (PNH, holo, lost; AMES, iso), Luzon: Rizal, Wawa, Oct-1908. Andaman Isls, India, Myanmar, Nicobar Isls, Thailand, Vietnam, Philippines. LUZON: Rizal.
   
7. Oberonia hispidula Ames, PJS 7 c (1912) Bot. 8; --Ames in Merr., EPFP 1 (1924) 308. Endemic to the Philippines. LUZON: Benguet, Quezon, Rizal, MINDANAO: Agusan. Epiphytic, 800-1300m. Photos
8. Oberonia insectifera Hook.f., Hooker's Icon. (1890) pl.21, t.2004; --Bunpha et al., Phytotaxa 420 (2019) 149; --Type: from Peninsular Malaysia. --Oberonia basilanensis Ames, Orchidaceae 5 (1915) 72; --Ames in Merr., EPFP 1 (1924) 307; --Type: Reillo BS 16247 (PNH, holo, lost; AMES, iso), Basilan: 9-Sep-1912. Australia, Borneo, New Guinea, Peninsular Malaysia, Thailand, Philippines. BASILAN.
   
9. Oberonia leytensis Ames, Orchidaceae 6 (1920) 291; --Ames in Merr., EPFP 1 (1924) 308. Endemic to the Philippines. LEYTE. Epiphytic, low elevation.
10. Oberonia lipensis Ames, Orchidaceae 7 (1922) 114; --Ames in Merr., EPFP 1 (1924) 308. Endemic to the Philippines.
11. Oberonia luzonensis Ames, Orchidaceae 5 (1915) 74; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines.
12. Oberonia lycopodioides (J.Koenig) Ormerod, Opera Bot. 124 (1995) 21; --Geiger, Blumea 65 (2020) 196; --Epidendrum lycopodioides J.Koenig in Retz., Observ. Bot. 6 (1791) 55; --Type: from Malaysia. --Oberonia anceps Lindl., Sert. Orch. (1838) t. 8; --Náves in Blanco, Fl. Filip., ed. 3, 13A (1880) 23 (as 'ancipita'); --Ames in Merr., EPFP 1 (1924) 307; --Type: from Myanmar (lecto). Cambodia, Java, Moluccas, Myanmar, Peninsular Malaysia, Sulawesi, Sumatra, Thailand, Vietnam, Philippines. LUZON: Bataan, Camarines Sur, Laguna, Quezon, BOHOL, NEGROS, SAMAR, CULION, MINDANAO: Agusan. Epiphytic, 150-600m. Photos
13. Oberonia mcgregorii Ames, PJS 2 c (1907) Bot. 321; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines.
14. Oberonia merrillii Ames, PJS 7 c (1912) Bot. 9; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines. LUZON: Albay, Nueva Ecija, Quezon, Rizal, MINDORO, PALAWAN, MINDANAO: Davao, Zamboanga. Epiphtytic, up to 500m. Photos
15. Oberonia microphylla (Blume) Lindl., Gen. Sp. Orchid. Pl. (1830) 17; --Malaxis microphylla Blume, Bijdr. Fl. Ned. Ind. 8 (1825) 395. Java, Peninsular Malaysia, New Guinea, Taiwan, Thailand, Vietnam, Philippines (Jim Cootes, pers. comm., 2-Jan-20).
    
16. Oberonia mindorensis Ames, PJS 2 c (1907) Bot. 322; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines.
17. Oberonia minima Ames, Orchidaceae 5 (1915) 75; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines. Photos
18. Oberonia minutissima Ames, Orchidaceae 7 (1922) 115; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines.
19. Oberonia monstruosa (Blume) Lindl., Gen. & Sp. Orch. (1830) 17; --Ames in Merr., EPFP 1 (1924) 309; --Malaxis monstruosa Blume, Bijdr. (1826) 895.
    
    • var. monstruosa. Borneo, Java, Sumatra, Philippines.
20. Oberonia reilloi Ames, Sched. Orchid. 6 (1923) 40; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines. Photos
21. Oberonia rufilabris Lindl., Sertum Orchidearum (1838) t. 8A; --Bunpha et al., Phytotaxa 420 (2019) 145; --Type from Myanmar. --Oberonia thisbe Rchb.f., Bonplandia 3 (1855) 223; --Ames in Merr., EPFP 1 (1924) 310; --Type: Cuming 2134 (W, holo; K, iso), Bohol. Bangladesh, Borneo, Cambodia, China, India, Laos, Myanmar, Nepal, Peninsular Malaysia, Vietnam, Thailand, Philippines. BOHOL, LUZON: Nueva Ecija, Nueva Vizcaya, LEYTE. Epiphytic, up to 1300m. Photos
22. Oberonia serrulata Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1911) 149; --Saavedra & Pitogo, PJS 150 S1 (2020) 157. New Guinea, Philippines. MINDANAO: Sarangani. Photos
    
23. Oberonia setigera Ames, PJS 7 c (1912) Bot. 10; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines. LUZON: Bataan, Nueva Vizcaya, LEYTE, MINDORO. Epiphytic, c. 1200m. Photos
24. Oberonia surigaensis Ames, Orchidaceae 6 (1920) 292; --Ames in Merr., EPFP 1 (1924) 309. Endemic to the Philippines.
25. Oberonia wenzelii Ames, Orchidaceae 5 (1915) 77; --Ames in Merr., EPFP 1 (1924) 310; --Type: Wenzel 0388 (AMES, holo), Leyte: Jaro, 30-Apr-1914. India, Java, Myanmar, Philippines. LEYTE, MINDANAO.

Octarrhena Thw.

1. Octarrhena amesiana Schltr., Repert. Spec. Nov. Regni Veg. 9 (1911) 439; --Ames in Merr., EPFP 1 (1925) 392. Endemic to the Philippines. MINDANAO: Davao. Epiphytic, high elevation. Photos
2. Octarrhena elmeri (Ames) Ames, Orchidaceae 5 (1915) 192; --Ames in Merr., EPFP 1 (1925) 392; --Phreatia elmeri Ames, LPB 5 (1912) 1581. Endemic to the Philippines. Photos
3. Octarrhena ensifolia (Ames) Schltr., Repert. Spec. Nov. Regni Veg. 9 (1911) 217; --Ames in Merr., EPFP 1 (1925) 392; --Phreatia ensifolia Ames, Orchidaceae 2 (1908) 202. Endemic to the Philippines.
4. Octarrhena gemmifera Ames, Orchidaceae 5 (1915) 193; --Ames in Merr., EPFP 1 (1925) 393. Endemic to the Philippines. NEGROS (photos). Photos
5. Octarrhena parvula Thwaites, Enum. Pl. Zeyl. (1861) 305. Sri Lanka, Peninsular Malaysia, Sumatra, Java, Borneo, Philippines. LUZON: Nueva Ecija, Nueva Vizcaya, MINDANAO: Davao. Epiphytic, 900-1800m. Photos

Odontochilus Blume

1. Odontochilus gracilis (Blume) T.Yukawa, Bull. Natl. Mus. Nat. Sci., Ser. B, 42 (2016) 107; --Myrmechis gracilis (Blume) Blume, Fl. Jav. Orch. (1858) 64 (Orch. Arch. Ind. 77); --Ames in Merr., EPFP 1 (1924) 277; --Anoectochilus gracilis Blume, Bijdr. (1925) 413. Japan, Sumatra, Java, Philippines. LUZON: Benguet, Bataan, Laguna, MINDORO, MINDANAO: Misamis, Bukidnon, Davao. In mountain regions, terrestrial, above 1600m, up to 2100m in Benguet, and 3300m in Mindanao.
2. Odontochilus marivelensis Ormerod & Cootes, Harvard Papers in Botany 24 (2019) 286; --Odontochilus philippinensis (Ames) T.Yukawa, Bull. Natl. Mus. Nat. Sci., Ser. B, 42 (2016) 108, nom. illeg., auct. non (Ames) J.M.H.Shaw; --Myrmechis philippinensis Ames, Orchidaceae 2 (1908) 64; --Ames in Merr., EPFP 1 (1924) 277; --Type: Leiberg s.n. (AMES, holo), Luzon: Bataan Prov., Mt Mariveles, 20-Jul-1904. Endemic to the Philippines. LUZON: Bataan (Mt Mariveles), MINDANAO: Sarangani (photos), PALAWAN (photos). Terrestrial at 800m elevation. Photos
   
3. Odontochilus mindanaensis (Ames) T.Yukawa, Bull. Natl. Mus. Nat. Sci., Ser. B, 42 (2016) 107; --Pristiglottis mindanaensis (Ames) Cretz. & J.J.Sm., Acta Fauna Fl. Universali, ser. 2, Bot. 1(14) (1934) 5; --Cystopus mindanaensis Ames, Orchidaceae 5 (1915) 34; --Ames in Merr., EPFP 1 (1924) 274. CAMIGUIN: Mt Mahinog, MINDANAO: South Cotabato (photos). Endemic to the Philippines. Photos
   
4. Odontochilus perpusillus (Ames) T.Yukawa, Bull. Natl. Mus. Nat. Sci., Ser. B, 42 (2016) 108; --Myrmechis perpusilla Ames, Sched. Orchid. 6 (1923) 15; --Ames in Merr., EPFP 1 (1924) 277. Endemic to the Philippines. LUZON: Benguet, MINDANAO: Bukidnon. Terrestrial, high elevation. Photos
   
5. Odontochilus philippinensis (Ames) J.M.H.Shaw, Orchid Rev. Suppl., 124 (2016) 38; --Ormerod et al., Harvard Papers in Botany 24 (2019) 286; --Odontochilus luzonensis (Ames) T.Yukawa, Bull. Natl. Mus. Nat. Sci., Ser. B, 42 (2016) 107, nom. superfl.; --Pristiglottis philippinensis (Ames) Cretz. & J.J.Sm., Acta Fauna Fl. Universali, ser. 2, Bot. 1(14) (1934)  5; --Cystopus philippinensis Ames, Orchidaceae 5 (1915) 35; --Ames in Merr., EPFP 1 (1924) 274. LUZON: Quezon (Infanta), Sorsogon (Lake Pulog), the latter in moss at 500m. Endemic to the Philippines.
   
6. Odontochilus whiteheadii (Rendle) T.Yukawa, Bull. Natl. Mus. Nat. Sci., Ser. B, 42 (2016) 108; --Kuhlhasseltia whiteheadii (Rendle) Ames, Orchidaceae 5 (1915) 32; --Ames in Merr., EPFP 1 (1924) 273; --Zeuxine whiteheadii Rendle, J. Bot. 34 (1896) 358. --Kuhlhasseltia merrillii (Ames) Schltr., Repert. Spec. Nov. Regni Veg. 9 (1911) 437; --Haemaria merrillii Ames, PJS 2 c (1907) Bot. 315. Endemic to the Philippines. LUZON: Laguna (Mt Banahaw), MINDORO: Mindoro Oriental (Mt Halcon). Terrestrial in mossy forest, 1400-2000m.
7. Odontochilus yakushimensis (Yamam.) T.Yukawa, Bull. Natl. Mus. Nat. Sci., Ser. B, 42 (2016) 108; --Kuhlhasseltia yakushimensis (Yamam.) Ormerod, Lindleyana 17 (2002) 209; --Vexillabium yakushimense (Yamam.) Maekawa, J. Jap. Bot. 11 (1935) 459; --Anoectochilus yakushimensis Yamam., Bot. Mag. (Tokyo) 38 (1924) 131; --Type: from Japan. China, Japan, Ryukyu Isls, Taiwan, Philippines. LUZON: Bataan. Terrestrial, mid elevation. Photos

Oeceoclades Lindl.

1. Oeceoclades pulchra (Thouars) P.J.Cribb & M.A.Clem., Austral. Orchid Res. 1 (1989) 99; --Bone et al., Bot. J. Linn. Soc. 179 (2015) 43-56; --Limodorum pulchrum Thouars, Hist. Orchid. (1822) t. 43; --Eulophia pulchra (Thouars) Lindl., Gen. Sp. Orchid. Pl. (1833) 182; --Eulophidium pulchrum (Thouars) Summerh., Bull. Jard. Bot. État 27 (1957) 400; --Type: from Madagascar. --Eulophia macrostachya Lindl., Gen. & Sp. Orch. (1833) 133; Bot. Reg. 23 (1837) t. 1972; --Ames in Merr., EPFP 1 (1924) 339; --Type: from Sri Lanka. E Africa, Australia, Cambodia, India, Indonesia, Laos, Madagascar, Malaysia, Mascarene Isls, New Guinea, Pacific Isls, Sri Lanka, Taiwan, Thailand, Vietnam, Philippines. LUZON: Benguet, Camarines, Laguna, Quezon, Sorsogon, CAMIGUIN, MINDORO, PALAWAN, BILIRAN, LEYTE, SAMAR, MINDANAO: Lanao, Zamboanga. Terrestrial, up to 500m. Photos 
   

Omoea Blume

1. Omoea philippinensis Ames, Orchidaceae 5 (1915) 232; --Ames in Merr., EPFP 1 (1925) 434. Endemic to the Philippines. LUZON: Bataan, Pampanga, Nueva Ecija, Nueva Vizcaya. Epiphytic, 800-2000m. Photos

Orchipedum Breda, Kuhl & Hasselt

1. Orchipedum wenzelii (Ames) J.J.Sm., Blumea 1 (1934) 214; --Philippinaea wenzelii (Ames) Ames & Schltr. in Ames, Orchidaceae 6 (1920) 278; --Ames in Merr., EPFP 1 (1924) 275; --Adenostylis wenzelii Ames, Orchidaceae 5 (1915) 41. Endemic to the Philippines. LUZON: Benguet (Baguio), Isabela (Palanan), Sorsogon, MINDORO, LEYTE, MINDANAO: Agusan, Cotabato, Surigao. Terrestrial, 600-2000m. Photos

Osyricera Blume = Bulbophyllum

Oxystophyllum Blume

1. Oxystophyllum carnosum Blume, Bijdr. Fl. Ned. Ind. 7 (1825) 336; --Cootes, Philippine Native Orchid Species (2011) 194. Cambodia, Thailand, Myanmar, Peninsular Malaysia, Indonesia, Borneo, Philippines. PALAWAN. Epiphytic, low elevation.
2. Oxystophyllum cultratum (Schltr.) M.A.Clem., Telopea 10(1) (2003) 277; --Aporum cultratum (Schltr.) Rauschert, Repert. Spec. Nov. Regni Veg. 94 (1983) 439; --Dendrobium cultratum Schltr., Repert. Spec. Nov. Regni Veg. 10 (1911) 71; --Ames in Merr., EPFP 1 (1924) 347; --Cootes, Orch. Philip. (2001) 74. Myanmar, Peninsular Malaysia, Borneo, Sulawesi, Papua New Guinea, Philippines. LUZON: Apayao, Kalinga, Ifugao, Pangasinan, Nueva Ecija, Bataan, Rizal, Pangasinan, POLILLO, CULION, PANAY, NEGROS: Negros Occidental, Negros Oriental, SAMAR, SIBUTU, BASILAN, MINDANAO: Zamboanga, Bukidnon, Agusan del Norte, Surigao del Norte. Epiphytic, up to 1000m. Photos
3. Oxystophyllum elmeri (Ames) M.A.Clem., Telopea 10(1) (2003) 277; --Dendrobium elmeri Ames, LPB 5 (1912) 1573; --Ames in Merr., EPFP 1 (1924) 348. Endemic to the Philippines. LUZON: Cagayan, Laguna, Quezon, MINDORO, LEYTE, SAMAR, MINDANAO: Bukidnon. Epiphytic, up to 900m. Photos

Pachystoma Blume

1. Pachystoma pubescens Blume, Bijdr. (1825) 376; --Ames in Merr., EPFP 1 (1924) 338; --Type: from Java. Australia, Bangladesh, Bhutan, Cambodia, China, India, Java, Laos, Malaysia, Myanmar, Nepal, New Guinea, Taiwan, Vietnam, Philippines. Photos

Paphiopedilum Pfitzer

1. Paphiopedilum acmodontum Schoser ex M.W.Wood, Orchid Rev. 84 (1976) 350. Endemic to the Philippines. NEGROS: Negros Oriental (Cuernos Mtns). Terrestrial, to c. 1000m. Conservation status: Critically Endangered (DAO 2017-11). Photos
2. Paphiopedilum adductum Asher, Orchid Digest 47 (1983) 224. Endemic to the Philippines. Conservation status: Critically Endangered (DAO 2017-11). Photos
   • var. adductum. MINDANAO: Davao Oriental (Mt Hamiguitan). Epiphytic, 1250-1350m. Endemic to the Philippines.
   • var. anitum (Golamco) Koop., Orchid Digest 64 (2000) 157; --Paphiopedilum anitum Golamco, Waling-Waling Rev. 6 (1998) 10. Endemic to the Philippines.
3. Paphiopedilum argus (Rchb.f) Stein, Orchideenb. (1892) 453; --Cordula argus (Rchb.f.) Rolfe, Orch. Rev. 20 (1912) 2; --Ames in Merr., EPFP 1 (1924) 253; --Cypripedium argus Rchb.f., Gard. Chron. (1873) 608. Endemic to the Philippines. LUZON: Mountain Province, Benguet, Quezon, NEGROS: Negros Oriental, BOHOL. Grassy slopes, 600-2200m. Conservation status: Critically Endangered (DAO 2017-11). Photos
4. Paphiopedilum ciliolare (Rchb.f) Stein, Orchideenb. (1892) 462; --Paphiopedilum superbiens ssp. ciliolare (Rchb.f) M.W.Wood, Bot. Mag. 183 (1981) 52; --Cordula ciliolaris (Rchb.f.) Rolfe, Orch. Rev. 20 (1912) 2; --Ames in Merr., EPFP 1 (1924) 254; --Cypripedium ciliolare Rchb.f., Gard. Chron. (1882) (2) 488. Endemic to the Philippines. LUZON: Mountain Province, CAMIGUIN, MINDANAO: Agusan del Norte, Agusan del Sur, Surigao del Norte, Surigao del Sur, DINAGAT. Terrestrial, usually at the bases of shrubs, 310-1830m. Conservation status: Critically Endangered (DAO 2017-11). Photos
5. Paphiopedilum × deleonii Cabactulan, Cootes, Pimentel & Dionisio, OrchideenJ. 7 (2019) 3; --Type: M.D. De Leon 1903001, Mindanao: Bukidnon, 1300m. Natural hybrid: Paphiopedilum adductum × Paphiopedilum haynaldianum var. laurae. Endemic to the Philippines. Photos
   
6. Paphiopedilum × expansum J.T.Atwood, Orchid Rev. 97(1148) (1989) 183. Natural hybrid: Paphiopedilum hennisianum × Paphiopedilum philippinense. Endemic to the Philippines.
7. Paphiopedilum fowliei Birk, Orchid Digest 45 (1981) 63; --Paphiopedilum hennisianum var. fowliei (Birk) P.J.Cribb, Genus Paphiopedilum (1987) 190. --Paphiopedilum fowliei forma christianae Braem, Orchidées Cult. Protect. 36 (1998) 36. --Paphiopedilum fowliei forma sangianum (Braem) O.Gruss & Roeth, Caesiana 12 (1999) 60; --Paphiopedilum fowliei var. sangianum Braem, Schlechteriana 4 (1993) 52. Endemic to the Philippines. PALAWAN. Terrestrial at medium elevation of c. 700m. Conservation status: Critically Endangered (DAO 2017-11). Photos
8. Paphiopedilum haynaldianum (Rchb.f) Stein, Orchideenb. (1892) 470; --Cordula haynaldiana (Rchb.f) Rolfe, Orch. Rev. 20 (1912) 2; --Ames in Merr., EPFP 1 (1924) 254; --Cypripedium haynaldianum Rchb.f., Xenia Orchid. 2 (1874) 222. --Paphiopedilum haynaldianum forma album Asher ex O.Gruss & Roeth, Orchidee (Hamburg) 51 (2000) 749. Endemic to the Philippines. LUZON: Apayao, Kalinga, Mountain Province, Benguet, Nueva Ecija, Tarlac, Rizal, NEGROS: Negros Occidental, MINDANAO: Surigao del Norte, Surigao del Sur. Usually lithophytic and frequently epiphytic, near sea level to 1500m. Conservation status: Critically Endangered (DAO 2017-11). Photos
9. Paphiopedilum hennisianum (M.W.Wood) Fowlie, Orchid Digest 41 (1977) 60; --Paphiopedilum barbatum var. hennisianum M.W.Wood, Orchid Rev. 84 (1976) 352. --Paphiopedilum hennisianum forma christiansenii (O.Gruss & Roeth) O.Gruss & Roeth, Caesiana 12 (1999) 59; --Paphiopedilum hennisianum var. christiansenii O.Gruss & Roeth, Orchidee (Hamburg) 47 (1996) 236. MINDANAO: Bukidnon. Terrestrial, c. 500m. Endemic to the Philippines. Conservation status: Critically Endangered (DAO 2017-11). Photos
10. Paphiopedilum lowii (Lindl.) Stein, Orchideenb. (1892) 476. W & C Malesia, Philippines. PALAWAN. Conservation status: Critically Endangered (DAO 2017-11). Photos
11. Paphiopedilum × mindanaense Golamco, not in IPNI (28-Dec-19). Hybrid Paphiopedilum anitum x Paphiopedilum superbiens. Endemic to the Philippines.
12. Paphiopedilum parnatanum Cavestro, Orchidées Cult. Protect., reimpr., 38 (1999) 30; --Paphiopedilum argus var. parnatanum (Cavestro) W.Suarez, OrchideenJ. 2 (2015) 62; --Type: Parnata s.n. (P, holo), Luzon: Tarlac. --Paphiopedilum usitanum O.Gruss & Roeth, Orchidee (Hamburg) 50 (1999) 4; --Type: Roeth & Gruss, Vilmoor Usita (HAL078523, holo), Luzon: Tarlac, 15-Feb-1998, c. 700m. Endemic to the Philippines. LUZON: Tarlac. Terrestrial among mosses and grasses, c. 700m. Conservation status: Critically Endangered (DAO 2017-11 as Paphiopedilum usitanum O.Gruss & Roeth). Photos
    
13. Paphiopedilum philippinense (Rchb.f) Stein, Orchideenb. (1892) 480; --Cordula philippinensis (Rchb.f) Rolfe, Orch. Rev. 20 (1912) 2; --Ames in Merr., EPFP 1 (1924) 254; --Cypripedium philippinense Rchb.f., Bonplandia 10 (1862) 335. --Paphiopedilum philippinense forma album Valmayor & D.Tiu in Valmayor, Orchid. Philip. 1 (1984) 262, nom. inval. Photos
    
    • var. philippinense. --Paphiopedilum philippinense forma alboflavum O.Gruss, Orchidee 51 (2000) 354. --Paphiopedilum philippinense var. compactum O.Gruss, Roellke & Roeth, Orchidee (Hamburg) 59(3-4) (2008) 318. Borneo (Sabah and adjacent N Isls), Philippines. S LUZON, PALAWAN (APULIT Isl), NEGROS: Negros Occidental, CEBU, BOHOL, MINDANAO: Agusan del Norte, Surigao del Norte. Terrestrial, up to 500m, in fairly brightly-lit sites. Conservation status: Critically Endangered (DAO 2017-11).
    • var. roebelenii (Veitch) P.J.Cribb, Genus Paphiopedilum (1987) 100; --Cypripedium roebelenii (Veitch) Rchb.f., Gard. Chron. 1883(2) 684; --Paphiopedilum roebelenii (Veitch) Pfitzer, Bot. Jahrb. Syst. 19 (1894) 41; --Cypripedium philippinense var. roebelenii Veitch, Man. Orchid. Pl. 4 (1881) 42. LUZON: Rizal. Endemic to the Philippines
14. Paphiopedilum randsii Fowlie, Orchid Digest 33 (1969) 321. Endemic to the Philippines. MINDANAO: Agusan del Norte, Agusan del Sur, Surigao del Norte, Surigao del Sur. Epiphytic, low to c. 500m. Conservation status: Critically Endangered (DAO 2017-11). Photos
15. Paphiopedilum urbanianum Fowlie, Orchid Digest 45 (1981) 131. Endemic to the Philippines. Conservation status: Critically Endangered (DAO 2017-11). Photos
    
    • forma urbanianum. MINDORO: Mindoro Oriental. Terrestrial in fairly shaded sites, 500-800m.
    • forma alboviride Braem, Orchidées Cult. Protect. 36 (1998) 36.

Possibly present:

1. Paphiopedilum barbatum (Lindl.) Pfitzer, Pringsh. Jahrb. 19 (1888) 159; --Cordula barbata (Lindl.) Rolfe, Orch. Rev. 20 (1912) 2; --Ames in Merr., EPFP 1 (1924) 253; --Cypripedium barbatum Lindl., Edwards's Bot. Reg. 27(Misc.) (1841) 53. Peninsular Malaysia, Sumatra, Thailand, ?Philippines. PALAWAN: Mt Victoria, forest on ultramafics, 930-1000m. Conservation status: Critically Endangered (DAO 2017-11).

Paraphaius J.W. Zhai & F.W. Xing = Calanthe

Parapteroceras Aver. = Tuberolabium

Pedilonum (Blume) Blume = Dendrobium sect. Calyptrochilus; Dendrobium sect. Pedilonum p.p.

Pennilabium J.J.Sm.

1. Pennilabium confusum (Ames) Garay, Bot. Mus. Leafl. 23 (1972) 189; --Saccolabium confusum Ames, PJS 8 c (1913) Bot. 438; --Ames in Merr., EPFP 1 (1925) 432. Endemic to the Philippines.
2. Pennilabium luzonense (Ames) Garay, Bot. Mus. Leafl. 23 (1972) 189; --Saccolabium luzonense Ames, PJS 8 c (1913) Bot. 435; --Ames in Merr., EPFP 1 (1925) 432. Endemic to the Philippines.

Peristylus Blume

1. Peristylus formosanus (Schltr.) T.P.Lin, Native Orchids Taiwan 2 (1977) 274; --Habenaria formosana Schltr., Repert. Spec. Nov. Regni Veg. Beih. 4 (1919) 127. Ryukyu Isls, Taiwan, Philippines (Jim Cootes, pers. comm., 2-Jan-20).
   
2. Peristylus goodyeroides (D.Don) Lindl., Gen. Sp. Orchid. Pl. (1835) 299; --Habenaria goodyeroides D.Don, Prodr. Fl. Nepal. (1825) 25; --Ames in Merr., EPFP 1 (1924) 257. Andaman Isls, Bhutan, Cambodia, China, India (Assam), Laos, Malaysia, Myanmar, Nepal, New Guinea, Taiwan, Thailand, Sumatra, Java, Borneo, Vietnam, Philippines. LUZON: La Union, Mountain Province, Benguet, Bataan, Rizal, Cavite, Laguna, PANAY: Antique, MINDANAO: Lanao, Bukidnon. A fairly common species in the Philippines, especially on Luzon, up to 1300m in Mountain Province. Photos
3. Peristylus gracilis Blume, Bijdr. (1825) 404; --Type: from Java. --Habenaria zephyrica Ames, Orchidaceae 5 (1915) 16; --Ames in Merr., EPFP 1 (1924) 259; --Type: M.S. Clemens s.n. (AMES, holo), Mindanao: Lake Lanao, Nov-1906. Hong Kong, India, Indonesia, Myanmar, Taiwan, Thailand, Philippines. MINDANAO: Lanao del Sur (Camp Keithley). Terrestrial. Photos
   
4. Peristylus grandis Blume, Bijdr. (1825) 405; --Type: from Java. --Peristylus copelandii (Ames) Carr., Gard. Bull. Straits Settlem. 8 (1935) 168; --Habenaria copelandii Ames, Orch. 2 (1908) 29; --Ames in Merr., EPFP 1 (1924) 256; --Type: E.B. Copeland 1403 (AMES, holo), Luzon: Bataan Prov., Lamao River, 490m, 8-Aug-1905. Indonesia, Malaysia, New Guinea, Thailand, Philippines. LUZON: Mountain Province, Nueva Ecija, Bataan, Rizal, Cavite, Laguna, Batangas, PANAY, CULION, CORON. 15-1250m. Note by P.B. Pelser (7-Sep-16): Some consider Philippine plants distinct from Peristylus grandis and recognize them as Peristylus copelandii. Photos
5. Peristylus hylophiloides Ormerod, Malesian Orchid J. 11 (2013) 74; --Type: C.M. Weber 200 (AMES, holo; AMES, GH, iso), Mindanao, Cottabato (Datto) District, Mandaghan, 18-Aug-1911. Endemic to the Philippines. MINDANAO.
6. Peristylus intrudens (Ames) Ormerod, Taiwania 56 (2011) 46; --Habenaria intrudens Ames, Sched. Orchid. 6 (1923) 1; --Ames in Merr., EPFP 1 (1924) 258; --Type: Ramos BS 21999 (AMES, holo), Luzon: Rizal, Antipolo, Oct-1913. Hong Kong, Nepal, Taiwan, Philippines. LUZON: Benguet, Bulacan, Rizal. 90-100m.
7. Peristylus lacertifer (Lindl.) J.J.Sm., Bull. Jard. Bot. Buitenzorg, III, 9 (1927) 23; --Coeloglossum lacertiferum Lindl., Gen. Sp. Orchid. Pl. (1835) 302; --Type: from Myanmar. China, India, Indonesia, Malaysia, Myanmar, Ryukyu Islands, Taiwan, Thailand, Vietnam, Philippines. 
8. Peristylus monticola (Ridl.) Seidenf., Dansk Bot. Ark. 31, 3 (1977) 35; --Habenaria monticola Ridl., J. Linn. Soc., Bot. 32 (1896) 413; --Type: from Malaysia. --Habenaria bisaeta Ames, Orchidaceae 2 (1908) 30; --Ames in Merr., EPFP 1 (1924) 256. --Habenaria biloba (Rolfe) Schltr., Repert. Spec. Nov. Regni Veg. 21 (1925) 121; --Peristylus bilobus Rolfe, Bull. Misc. Inform. Kew (1899) 132. Malaysia, Taiwan, Philippines. LUZON: Mountain Province, Benguet. Terrestrial in mountain regions at about 1300-2300m.
9. Peristylus ponerostachys (Rchb.f.) Ormerod, Malesian Orchid J. 11 (2013) 74; --Habenaria ponerostachys Rchb.f., Bonplandia 3 (1855) 213; --Ames in Merr., EPFP 1 (1924) 259; --Type: H. Cuming 2095 (W, holo; AMES (photo), BM, K, iso), Philippines. Endemic to the Philippines. LEYTE, NEGROS, CAMIGUIN, MINDANAO: Cotabato. Terrestrial in forest, 230-1600m.
10. Peristylus reticulatus (Ames) Ormerod, Malesian Orchid J. 11 (2013) 78; --Habenaria reticulata Ames, Orchidaceae 7 (1922) 154; --Ames in Merr., EPFP 1 (1924) 259. Endemic to the Philippines. LUZON: Benguet (Mt Pulogloko). Open pine slopes, 2000m.

Possibly present:

1. Peristylus constrictus (Lindl.) Lindl., Gen. Sp. Orchid. Pl. (1835) 300; --Herminium constrictum Lindl., Edwards's Bot. Reg. 18 (1832) t. 1499. India to Indochina, ?Philippines.

Phaius Lour. = Calanthe

Phajus = Phaius

Phalaenopsis Blume

1. Phalaenopsis amabilis (L.) Blume, Bijdr. (1825) 294; --Ames in Merr., EPFP 1 (1925) 410; --H.R.Sweet, Amer. Orch. Soc. Bull. 38 (1969) 683; --Epidendrum amabile L., Sp. Pl. (1753) 953; --Type: from Java. Australia (Queensland), New Guinea, Seram, Moluccas, Ambon, Buru, Timor, Kei, Sulawesi, Philippines, Borneo, Java, Menatawai Isls (off Sumatra). Conservation status: Endangered (DAO 2017-11).
   • ssp. amabilis. Malesia to Papuasia. PALAWAN, BALABAC, LAMBUNGAN, BANCALAN, JOLO, TAWI-TAWI. Photos
2. Phalaenopsis aphrodite Rchb.f., Hamburger Garten-Blumenzeitung 18 (1862) 35 ; --Paguntalan et al., Project Tawsi: Sulu Hornbill Project (2020) 39; --Phalaenopsis amabilis var. aphrodite (Rchb.f.) Ames, Orchidaceae 2 (1908) 226; --Ames in Merr., EPFP 1 (1925) 411. Taiwan, Philippines. MINDANAO, TAWI-TAWI. Conservation status: Vulnerable (DAO 2017-11). Photos
   • ssp. aphrodite. --Phalaenopsis amabilis var. aphrodite subvar. dayana (Hort. ex Warner & Will.) Ames, Orchidaceae 2 (1908) 227; --Ames in Merr., EPFP 1 (1925) 412. --Phalaenopsis amabilis var. aphrodite subvar. erubescens (Burb.) Ames, Orchidaceae 2 (1908) 227; --Ames in Merr., EPFP 1 (1925) 412. --Phalaenopsis amabilis var. aphrodite subvar. gloriosa (Rchb.f.) Ames, Orchidaceae 2 (1908) 227; --Ames in Merr., EPFP 1 (1925) 412. --Phalaenopsis amabilis var. aphrodite subvar. sanderiana forma punctata (O’Brien) Ames, Orchidaceae 2 (1908) 229; --Ames in Merr., EPFP 1 (1925) 413. Endemic to the Philippines.
     
3. Phalaenopsis bastianii O.Gruss & Roellke, Orchidee (Hamburg) 42 (1991) 76. Endemic to the Philippines. Conservation status: Vulnerable (DAO 2017-11). Photos
4. Phalaenopsis cornu-cervi (Breda) Blume & Rchb.f., Hamburger Garten-Blumenzeitung 16 (1860) 116; --Polychilos cornu-cervi Breda, Gen. Sp. Orchid. Asclep. 1 (1828) t. 1. Conservation status: Vulnerable (DAO 2017-11). Photos
5. Phalaenopsis deliciosa Rchb.f., Bonplandia 2 (1854) 93 ; --Kingidium deliciosum (Rchb.f.) H.R.Sweet, Amer. Orchid Soc. Bull. 39 (1970) 1095. Cambodia, China, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Sri Lanka, Thailand, Vietnam, Philippines.
   
   • ssp. deliciosa. --Kingidium philippinense (Ames) O.Gruss & Roellke, Orchidee (Hamburg) 46 (1995) 115; --Doritis philippinensis Ames, Orchidaceae 2 (1908) 235. India to China and Malesia, Philippines. LUZON: Bataan, Bulacan, Cagayan, Laguna, Quezon, Rizal, BANCALAN, PALAWAN, LEYTE, MINDANAO: Agusan, Bukidnon, Cotabato, Davao. Epiphytic, up to 800m. Photos
6. Phalaenopsis equestris (Schauer) Rchb.f., Linnaea 22 (1849) 864; --Ames in Merr., EPFP 1 (1925) 413; --Stauroglottis equestris Schauer, Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 19, Suppl. 1 (1843) 432; --Type: F.J.F. Meyen s.n. (AMES, holo), Luzon: Manila. --Phalaenopsis rosea Lindl., Gard. Chron. (1848) 671; --Phalaenopsis equestris var. rosea Valmayor & D.Tiu in Valmayor, Orchid. Philip. 1 (1984) 270, nom. inval. --Phalaenopsis equestris forma aurea Christenson, Phalaenopsis (2001) 245. --Phalaenopsis equestris forma cyanochila O.Gruss, Orchidee 52 (2001) 749. --Phalaenopsis equestris var. alba H.R.Sweet, Amer. Orch. Soc. Bull. 36 (1967) 143. --Phalaenopsis equestris var. leucaspis Rchb.f., Gard. Chron. ii, 15 (1881) 688; --Ames in Merr., EPFP 1 (1925) 414. --Phalaenopsis equestris var. leucotanthe Rchb.f., l’Orchidoph. 3 (1883) 490; --Ames in Merr., EPFP 1 (1925) 414. Taiwan, Philippines. Conservation status: Vulnerable (DAO 2017-11). Photos
7. Phalaenopsis fasciata Rchb.f., Gard. Chron. ii, 18 (1882) 134; --Ames in Merr., EPFP 1 (1925) 414; --Kumar & Kumar, Rheedea 15 (2005) 56; --Polychilos fasciata (Rchb.f.) Shim, Malayan Nat. J. 36 (1982) 23. --Phalaenopsis fasciata var. flava Valmayor & D.Tiu, in Valmayor, Orchid. Philip. 1 (1984) 270, nom. inval. India, Philippines. LUZON: Bataan, Albay, Sorsogon, BOHOL, MINDANAO: Davao del Sur. Epiphyte, to 300m. Conservation status: Vulnerable (DAO 2017-11).
8. Phalaenopsis fuscata Rchb.f., Gard. Chron. ii, 2 (1874) 6; --Ames in Merr., EPFP 1 (1925) 414; --Polychilos fuscata (Rchb.f.) Shim, Malayan Nat. J. 36 (1982) 28. Borneo, Peninsular Malaysia, Philippines.
9. Phalaenopsis hieroglyphica (Rchb.f) H.R.Sweet, Amer. Orchid Soc. Bull. 38 (1969) 36; --Polychilos hieroglyphica (Rchb.f.) Shim, Malayan Nat. J. 36 (1982) 23; --Phalaenopsis lueddemanniana var. hieroglyphica Rchb.f., Gard. Chron. iii, 2 (1877) 586; --Ames in Merr., EPFP 1 (1925) 415. Endemic to the Philippines. POLILLO, PALAWAN, MINDANAO: Surigao del Norte, Surigao del Sur. Epiphyte in deep shade, to 500m. Conservation status: Endangered (DAO 2017-11). Photos
10. Phalaenopsis lindenii Loher, J. des Orch. 6 (1895) 103; --Ames in Merr., EPFP 1 (1925) 414. Endemic to the Philippines. LUZON: Mountain Province, Benguet, Isabela, Nueva Vizcaya, Nueva Ecija. Epiphyte, 1000-1500m. Conservation status: Endangered (DAO 2017-11). Photos
11. Phalaenopsis lueddemanniana Rchb.f., Bot. Zeit. 23 (1865) 146; --Ames in Merr., EPFP 1 (1925) 414. --Phalaenopsis lueddemanniana var. delicata Rchb.f., Gard. Chron. (March 1865) 434; --Ames in Merr., EPFP 1 (1925) 415. --Phalaenopsis lueddemanniana var. ochracea Rchb.f., Gard. Chron. (1865) 438; --Ames in Merr., EPFP 1 (1925) 415. Endemic to the Philippines. LUZON: Apayao, Kalinga, Nueva Vizcaya, Pangasinan, Bataan, Bulacan, Rizal, Laguna, Laguna, Camarines Norte, Sorsogon, POLILLO, PALAWAN, LEYTE, MINDANAO: Lanao del Norte, Lanao del Sur, Bukidnon, Davao del Norte, Davao del Sur, Davao Oriental, Agusan del Norte, Agusan del Sur, SAMAR. Epiphyte, to 500m. Conservation status: Endangered (DAO 2017-11). Photos
12. Phalaenopsis mariae Burb. ex R.Warner & H.Williams, Orch. Album 2 (1883) t. 80; --Ames in Merr., EPFP 1 (1925) 415; --H.R.Sweet, Amer. Orch. Soc. Bull. 38 (1969) 228; --Polychilos mariae (Burb. ex R.Warner & H.Williams) Shim, Malayan Nat. J. 36 (1982) 25; --Type: F.W. Burbridge s.n. (BM, W), Jolo: Bunt-Doohan, 2000ft. Borneo, Philippines. LUZON: Nueva Vizcaya, MINDANAO: Lanao, Bukidnon, Cotabato, Davao, Sarangani (photos), JOLO. Up to 700m in Cotabato. Conservation status: Vulnerable (DAO 2017-11). Photos
13. Phalaenopsis micholitzii Rolfe, Gard. Chron. iii, 8 (1890) 187; --Ames in Merr., EPFP 1 (1925) 415; --Polychilos micholitzii (Rolfe) Shim, Malayan Nat. J. 36 (1982) 25. Endemic to the Philippines. LUZON: Camarines Sur, MINDANAO: Zamboanga del Norte, Zamboanga del Sur. Epiphyte, to 400m. Conservation status: Critically Endangered (DAO 2017-11). Photos
14. Phalaenopsis pallens (Lindl.) Rchb.f. in Walp., Ann. Bot. Syst. 6 (1864) 932; --Trichoglottis pallens Lindl., J. Hort. Soc. London 5 (1850) 34. --Phalaenopsis pallens foma alba (Ames & Quisumb.) Christenson, Phalaenopsis (2001) 152; --Phalaenopsis mariae var. alba Ames & Quisumb., PJS 56 (1935) 461. --Phalaenopsis pallens var. trullifera H.R.Sweet, Amer. Orchid Soc. Bull. 38 (1969) 227; --Type: Whitford 1097 (AMES), Luzon: Bataan prov., Mt Mariveles, Lamao River. Feb-1905. Endemic to the Philippines. LUZON: Nueva Vizcaya, Bataan (Mt Mariveles), Bulacan, Rizal, PALAWAN, MINDANAO: Bukidnon. Epiphyte, to 500m. Conservation status: Endangered (DAO 2017-11). Photos
15. Phalaenopsis philippinensis Golamco ex Fowlie & C.Z.Tang, Orchid Digest 51 (1987) 92. Endemic to the Philippines. Conservation status: Endangered (DAO 2017-11).
16. Phalaenopsis pulchra (Rchb.f.) H.R.Sweet, Amer. Orchid Soc. Bull. 37 (1968) 1102; --Phalaenopsis lueddemanniana var. pulchra Rchb.f., Gard. Chron. ii, 4 (1875) 36; --Ames in Merr., EPFP 1 (1925) 415; --Polychilos pulchra (Rchb.f.) Shim, Malayan Nat. J. 36 (1982) 26. Endemic to the Philippines. LUZON: Nueva Vizcaya, Nueva Ecija, LEYTE. Epiphyte, to 500m. Conservation status: Endangered (DAO 2017-11). Photos
17. Phalaenopsis reichenbachiana Rchb.f. & Sander, Gard. Chron. ii, 18 (1882) 586; --Ames in Merr., EPFP 1 (1925) 416; --Polychilos reichenbachiana (Rchb.f. & Sander) Shim, Malayan Nat. J. 36 (1982) 26. Endemic to the Philippines. Conservation status: Endangered (DAO 2017-11). Photos
18. Phalaenopsis sanderiana Rchb.f., Flora 63 (1882) 466; --Phalaenopsis amabilis var. aphrodite subvar. sanderiana (Rchb.f) Ames, Orchidaceae 2 (1908) 228; --Ames in Merr., EPFP 1 (1925) 412. --Phalaenopsis sanderiana var. alba (A.H.Kent) Stein, Orchid.-Buch (1892) 511; --Phalaenopsis amabilis var. aphrodite subvar. sanderiana forma alba (A.H.Kent) Ames, Orchidaceae 2 (1908) 228; --Ames in Merr., EPFP 1 (1925) 413; --Phalaenopsis sanderiana subvar. alba A.H.Kent in H.J.Veitch, Man. Orchid. Pl. 7 (1891) 35. --Phalaenopsis amabilis var. aphrodite subvar. sanderiana forma marmorata (Rchb.f) Ames, Orchidaceae 2 (1908) 228; --Ames in Merr., EPFP 1 (1925) 413; --Phalaenopsis sanderiana var. marmorata Rchb.f., Gard. Chron., ii, 20 (1883) 812. Endemic to the Philippines. MINDANAO: Zamboanga del Norte, Zamboanga del Sur, Lanao del Sur, South Cotabato, Davao del Sur. Epiphytic, to 500m. Conservation status: Endangered (DAO 2017-11). Photos
19. Phalaenopsis schilleriana Rchb.f., Hamburger Garten-Blumen Zeitung 16 (1860) 115; --Ames in Merr., EPFP 1 (1925) 416. --Phalaenopsis schilleriana var. pallida Valmayor & D.Tiu, Philipp. Orchid Rev. A-V(3) (1983) 18. --Phalaenopsis schilleriana var. purpurea O’Brien, Gard. Chron., III, 11 (1892) 105; Hort. ex Rolfe, J. des Orch. 2 (1892) 358; --Ames in Merr., EPFP 1 (1925) 417. --Phalaenopsis schilleriana var. splendens R.Warner, Select Orchid. Pl., III, (1878) t. 5; --Ames in Merr., EPFP 1 (1925) 417. --Phalaenopsis schilleriana forma immaculata (Rchb.f.) Christenson, Phalaenopsis (2001) 211; --Phalaenopsis schilleriana var. immaculata Rchb.f., Gard. Chron. ii, 3 (1875) 429; --Ames in Merr., EPFP 1 (1925) 416. Endemic to the Philippines. LUZON: Rizal, Laguna, Quezon, Albay, Sorsogon, MARINDUQUE, BILIRAN. Epiphyte, up to 800m. Conservation status: Endangered (DAO 2017-11). Photos
20. Phalaenopsis stuartiana Rchb.f., Gard. Chron. ii, 16 (1881) 748; --Ames in Merr., EPFP 1 (1925) 417. --Phalaenopsis stuartiana var. bella Rchb.f., Gard. Chron., III, 3 (1888) 200. --Phalaenopsis schilleriana var. vestalis Rchb.f., Gard. Chron. ii, 17 (1882) 330; --Ames in Merr., EPFP 1 (1925) 417. --Phalaenopsis stuartiana forma nobilis (Rchb.f.) Christenson, Phalaenopsis (2001) 215; --Phalaenopsis stuartiana var. nobilis Rchb.f., Gard. Chron., n.s., 16 (1881) 748. --Phalaenopsis stuartiana forma punctatissima (Rchb.f.) Christenson, Phalaenopsis (2001) 215; --Phalaenopsis stuartiana var. punctatissima Rchb.f., Gard. Chron., n.s., 17 (1882) 44. MINDANAO: Misamis Oriental, Bukidnon, Agusan del Norte, Agusan del Sur, Surigao del Norte, Surigao del Sur. Epiphytic at low elevation to 300m. Conservation status: Endangered (DAO 2017-11). Photos
21. Phalaenopsis sumatrana Korth. & Rchb.f., Hamburger Garten- Blumenzeitung 16 (1860) 115; --Polychilos sumatrana (Korth. & Rchb.f.) Shim, Malayan Nat. J. 36 (1982) 26. Myanmar, Thailand, Vietnam, Sumatra, Peninsular Malaysia, Sumatra, Borneo, Philippines. PALAWAN. Epiphyte, 700m. Photos

Natural hybrids:

1. Phalaenopsis × amphitrite O’Brien, Gard. Chron. (1892) 619. Phalaenopsis sanderiana × Phalaenopsis stuartiana. Endemic to the Philippines.
2. Phalaenopsis × intermedia Lindl., Paxton’s Fl. Gard. 3 (1852) 162. Phalaenopsis aphrodite × Phalaenopsis equestris. Endemic to the Philippines. Conservation status: Vulnerable (DAO 2017-11).
3. Phalaenopsis × leucorrhoda Rchb.f., Gard. Chron. ii, 3 (1875) 301, 366; --Ames in Merr., EPFP 1 (1925) 414. Phalaenopsis aphrodite × Phalaenopsis schilleriana. Endemic to the Philippines. Conservation status: Vulnerable (DAO 2017-11).
4. Phalaenopsis × rolfeana H.R.Sweet, Amer. Orchid Soc. Bull. 38 (1969) 889. Phalaenopsis equestris × Phalaenopsis sanderiana. Endemic to the Philippines.
   
5. Phalaenopsis × veitchiana Rchb.f., Gard. Chron. (1872) 935; --Ames in Merr., EPFP 1 (1925) 417. --Phalaenopsis × gertrudeae Quisumb., PJS 76 (1941) 81. --Phalaenopsis × virataii Quisumb., Philip. Orchid Rev. 6 (1956) 4. Phalaenopsis equestris × Phalaenopsis schilleriana. Endemic to the Philippines. Conservation status: Endangered (DAO 2017-11).
6. Phalaenopsis schilleriana × Phalaenopsis stuartiana Rolfe, Orch. Rev. 8 (1900) 94; --Ames in Merr., EPFP 1 (1925) 417. Endemic to the Philippines. According to Ames (1925) “Said to be a natural hybrid of Philippine origin”.

Philippinaea Ames & Schltr. = Orchipedum

Pholidota Lindl.

1. Pholidota articulata Lindl., Gen. Sp. Orchid. Pl. (1830) 38; --Cootes, Philippine Native Orchid Species (2011) 215. China to tropical Asia, Philippines. Photos
2. Pholidota carnea (Blume) Lindl., Gen. & Sp. Orch. (1830) 37; --Ames in Merr., EPFP 1 (1924) 300; --Crinonia carnea Blume, Bijdr. (1825) 339. Photos
   
   • var. carnea. Thailand to New Guinea and Bismarck Isls, Philippines.
3. Pholidota imbricata Lindl. in Hook., Exot. Fl. 2 (1825) t. 138; --Ames in Merr., EPFP 1 (1924) 300. Photos
4. Pholidota ventricosa (Blume) Rchb.f., Bonplandia 5 (1857) 43; --Ames in Merr., EPFP 1 (1924) 301; --Chelonanthera ventricosa Blume, Bijdr. (1825) 384. Borneo, Java, Lesser Sunda Isls, New Guinea, Peninsular Malaysia, Sulawesi, Sumatra, Vietnam, Philippines. Photos

Phragmorchis L.O.Williams [Endemic to the Philippines]

1. Phragmorchis teretifolia L.O.Williams, Bot. Mus. Leafl. 6 (1938) 53. Endemic to the Philippines. Conservation status: Critically Endangered (DAO 2017-11).

Phreatia Lindl.

1. Phreatia amesii Kraenzl. in Engl., Pflanzenreich iv. 50 (50) (1911) 16; --Ames in Merr., EPFP 1 (1925) 395; --Octarrhena amesii (Kraenzl.) P.F.Hunt, Kew Bull. 24 (1970) 95. Borneo, Philippines. Photos
2. Phreatia aristulifera Ames, Orchidaceae 2 (1908) 199; --Ames in Merr., EPFP 1 (1925) 395. Borneo, Philippines.
3. Phreatia caulescens Ames, Orchidaceae 2 (1908) 200; --Octarrhena caulescens (Ames) Ames, Orchidaceae 5 (1915) 192; --Ames in Merr., EPFP 1 (1925) 392; --Type: Merrill 4587 (AMES, syn; K, US, isosyn), Luzon: Lepanto, Mt. Data, 7000ft, 19-Oct-1905; R.S. Williams 1949 (NY, syn), Luzon: Benguet, Mt. Santo Tomas. Taiwan, Vanuatu, Philippines. LUZON: Benguet (photos), MINDANAO. Photos
4. Phreatia densiflora (Blume) Lindl., Gen. & Sp. Orch. (1830) 64; --Ames in Merr., EPFP 1 (1925) 395. --Dendrolirium densiflorum Blume, Bijdr. (1825) 343. Borneo, Java, Moluccas, Peninsular Malaysia, Sumatra, Thailand, Vietnam, Philippines.
   
   • var. densiflora. Borneo, Java, Moluccas, Peninsular Malaysia, Sumatra, Thailand, Philippines.
5. Phreatia infundibuliformis Ames, PJS 7 c (1912) Bot. 20; --Ames in Merr., EPFP 1 (1925) 396. Endemic to the Philippines.
6. Phreatia listrophora Ridl., J. Linn. Soc., Bot. 32 (1896) 307; --Buenavista, Biologica Nyssana 8 (2017) 35. Peninsular Thailand to Malesia, Philippines. MINDANAO. Photos
7. Phreatia luzoniensis Rolfe ex Ames, Orchidaceae 1 (1905) 96; --Ames in Merr., EPFP 1 (1925) 396. Endemic to the Philippines. Photos
8. Phreatia mearnsii Ames, PJS 7 c (1912) Bot. 21; --Ames in Merr., EPFP 1 (1925) 396. Endemic to the Philippines.
9. Phreatia negrosiana Ames, LPB 5 (1912) 1582; --Ames in Merr., EPFP 1 (1925) 396. Endemic to the Philippines.
10. Phreatia plantaginifolia (J.Koenig) Ormerod, Opera Bot. 124 (1995) 22; --Epidendrum plantaginifolium J.Koenig in Retz., Observ. Bot. 6 (1791) 60; --Cymbidium plantaginifolium (J.Koenig) Willd., Sp. Pl. 4 (1805) 101. --Phreatia secunda (Blume) Lindl., Gen. & Sp. Orch. (1830) 64; --Ames in Merr., EPFP 1 (1925) 396; --Eria secunda (Blume) Rchb.f., Bonplandia 5 (1857) 54; --Dendrolirium secundum Blume, Bijdr. (1825) 350. Indochina to Malesia, Philippines. Photos
11. Phreatia prorepens Rchb.f., Otia Bot. Hamburg. 1 (1878) 54; --Ames in Merr., EPFP 1 (1925) 396; --Agoo, Philippine J. Syst. Biol. 1 (2007) 94. Synonym of Phreatia tahitensis Lindl.?
12. Phreatia ramosii Ames, PJS 7 c (1912) Bot. 21; --Ames in Merr., EPFP 1 (1925) 396. Endemic to the Philippines.
13. Phreatia sulcata (Blume) J.J.Sm., Fl. Buitenz. 6 (Orch. Jav.) (1905) 505; --Ames in Merr., EPFP 1 (1925) 397; --Eria sulcata (Blume) Lindl., Gen. Sp. Orchid. Pl. (1830) 69; --Dendrolirium sulcatum Blume, Bijdr. (1825) 347. --Phreatia bracteata Ames, PJS 4 c (1910) 674, nom. illeg., auct. non Schltr. Borneo, Java, Lesser Sunda Isls, Moluccas, Peninsular Malaysia, Sumatra, Thailand, Philippines. Photos
14. Phreatia vanoverberghii Ames, PJS 7 c (1912) Bot. 22; --Ames in Merr., EPFP 1 (1925) 397. Endemic to the Philippines.
15. Phreatia wenzelii Ames, Orchidaceae 5 (1915) 196; --Ames in Merr., EPFP 1 (1925) 397. Endemic to the Philippines.
16. Phreatia xantholeuca Kraenzl., Repert. Spec. Nov. Regni Veg. 17 (1921) 386; --Ames in Merr., EPFP 1 (1925) 397. Endemic to the Philippines.

Pilophyllum Schltr.

1. Pilophyllum villosum (Blume) Schltr., Orchideen (1914) 131; --Chrysoglossum villosum Blume, Bijdr.  (1825) 338; --Ames in Merr., EPFP 1 (1924) 280. Peninsular Malaysia, Java, Borneo, Philippines. MINDORO: Binabay River (Merrill 5838). Terrestrial, 300-800m. Photos

Pinalia Buch.-Ham. ex D.Don

Last edited by Pieter B. Pelser, 27 February 2021

1. Pinalia barbifrons (Kraenzl.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 69; --Eria barbifrons Kraenzl., Pflanzenreich iv. 50(50) (1911) 52; --Ames in Merr., EPFP 1 (1924) 364. Endemic to the Philippines.
2. Pinalia bractescens (Lindl.) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Eria bractescens Lindl., Bot. Reg. 27 (1841) Misc. 18; --Ames in Merr., EPFP 1 (1924) 365; --Cootes, Orch. Philip. (2001) 116. --Eria dillwynii Hook., Bot. Mag. 71 (1845) t4163; --Pinalia dillwynii (Hook.) Cootes, Orchids Austral. 32 (2020) 10. --Eria bractescens Lindl. var. latipetala Leav., PJS c 4(3) (1909) 232. India, Nepal, Sikkim, Myanmar, Thailand, Laos, Cambodia, Vietnam, Malaysia, Indonesia, Philippines, New Guinea. BASILAN, LUZON: Bataan, Rizal, SAMAR, MINDANAO: Lanao del Sur (photos), Zamboanga. Epiphyte, low elevation up to 500m. Photos
3. Pinalia carnicolor (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria carnicolor Ames, Orchidaceae 7 (1922) 152; --Ames in Merr., EPFP 1 (1924) 366. Endemic to the Philippines.
4. Pinalia compacta (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria compacta Ames, PJS 2 c (1907) Bot. 329; --Ames in Merr., EPFP 1 (1924) 366. Endemic to the Philippines.
5. Pinalia curranii (Leav.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria curranii Leav., PJS 4 c (1909) Bot. 210; --Ames in Merr., EPFP 1 (1924) 366. Endemic to the Philippines. Conservation status: Vulnerable (DAO 2017-11).
6. Pinalia cylindrostachya (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria cylindrostachya Ames, Orchidaceae 2 (1908) 190; --Ames in Merr., EPFP 1 (1924) 366. Endemic to the Philippines. Photos
7. Pinalia dagamensis (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria dagamensis Ames, Orchidaceae 5 (1915) 147; --Ames in Merr., EPFP 1 (1924) 367. Endemic to the Philippines. Photos
8. Pinalia edanoana Ormerod & Naive, Harvard Papers in Botany 24 (2019) 286; --Type: Edaño 1250 (PNH 2309) (AMES, holo), Mindanao: Mt Apo, N slope of Lake Linau, 30-Oct-1936. Endemic to the Philippines. MINDANAO.
   
9. Pinalia floribunda (Lindl.) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Urostachya floribunda (Lindl.) Brieger, Schltr. Orchideen 1(11-12) (1981) 716, with incorrect basionym ref.; --Eria floribunda Lindl., Edwards’s Bot. Reg. 29 (1843) Misc. 43; in Wall. Cat. (1832) No. 7408, nom. nud.; --Ames in Merr., EPFP 1 (1924) 367; --Cootes, Orch. Philip. (2001) 116. Myanmar, Thailand, Vietnam, Sumatra, Peninsular Malaysia, Java, Borneo, Philippines. LUZON: Apayao, Kalinga, Nueva Ecija, Rizal, PALAWAN, MINDANAO: Cotabato, Bukidnon, Agusan. Epiphyte, lowlands to 1300m. Photos
10. Pinalia formosana (Rolfe) Ormerod, Malesian Orchid J. 7 (2011) 85; --Pinalia formosana (Rolfe) T.P.Lin, Taiwania 61 (2016) 114, nom. superfl.; --Eria formosana Rolfe, Bull. Misc. Inform. Kew (1896) 194; --Type: from Taiwan. --Pinalia copelandii (Leav.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria copelandii Leav., PJS 4 c (1909) Bot. 203; --Ames in Merr., EPFP 1 (1924) 366; --Type: Copeland 1423 (AMES, holo) Mindanao: Davao, Mt Apo. --Pinalia copelandii var. fusiformis (Leav.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria copelandii var. fusiformis Leav., PJS 4 c (1909) Bot. 204, 227; --Ames in Merr., EPFP 1 (1924) 366. --Pinalia tomentosiflora (Hayata) W.Suarez & Cootes, OrchideenJ. 16 (2009) 71; --Eria tomentosiflora Hayata, Icon. Pl. Formosan. 2 (1912) 137; --Type: from Taiwan. Taiwan, Philippines.
    
11. Pinalia graciliscapa (Rolfe) J.J.Wood, Malesian Orchid J. 4 (2009) 28; --Eria graciliscapa Rolfe ex Ames, Orchidaceae 1 (1905) 93; --Ames in Merr., EPFP 1 (1924) 366. Endemic to the Philippines.
    
12. Pinalia hutchinsoniana (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria hutchinsoniana Ames, PJS 2 c (1907) Bot. 330; --Ames in Merr., EPFP 1 (1924) 369. Endemic to the Philippines.
13. Pinalia jarensis (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 71; --Eria jarensis Ames, Orchidaceae 5 (1915) 150; --Ames in Merr., EPFP 1 (1924) 369. Endemic to the Philippines.
14. Pinalia jimcootesii Naive & Ormerod, L'Orchidophile 217 (2018) 142; --Type: M.A. Naive 017/2017 (CMUH, holo), Mindanao: Bukidnon, Kitanglad Mountain Range, Mt Maagnaw, 2590m, 15-Apr-17. Endemic to the Philippines. MINDANAO: Bukidnon. Conservation status: Data Deficient (Naive & Ormerod 2018).
15. Pinalia kitangladensis Ormerod & Naive, Harvard Papers in Botany 24 (2019) 287; --Type: Sulit 3477 (PNH 10193) (AMES, holo; PNH, iso), Mindanao: Bukidnon, Mt Kitanglad, summit of middle peak, 14-Apr-1949. Endemic to the Philippines. MINDANAO: Bukidnon.
    
16. Pinalia loheriana (Kraenzl.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 69; --Eria loheriana Kraenzl., Repert. Spec. Nov. Regni Veg. 17 (1921) 387; --Ames in Merr., EPFP 1 (1925) 371; --Plocoglottis loheriana (Kraenzl.) Goebel, Entfaltungsbew., ed. 2 (1924) 388. Endemic to the Philippines.
17. Pinalia longicruris (Leav.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria longicruris Leav., PJS 4 c (1909) Bot. 205; --Ames in Merr., EPFP 1 (1925) 371. Endemic to the Philippines.
18. Pinalia longilabris (Lindl.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria longilabris Lindl., Bot. Reg. 27 (1841) Misc. 38; Bot. Reg. 30 (1844) t. 29; --Ames in Merr., EPFP 1 (1925) 371. Endemic to the Philippines.
19. Pinalia lyonii (Leav.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria lyonii Leav., PJS 4 c (1909) Bot. 212; --Ames in Merr., EPFP 1 (1925) 371. Endemic to the Philippines.
20. Pinalia macera (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria macera Ames, Orchidaceae 7 (1922) 103; --Ames in Merr., EPFP 1 (1925) 371. Endemic to the Philippines.
21. Pinalia maquilingensis (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria maquilingensis Ames, Orchidaceae 5 (1915) 152; --Ames in Merr., EPFP 1 (1925) 372. Endemic to the Philippines.
22. Pinalia mearnsii (Leav.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 69; --Aeridostachya mearnsii (Leav.) Rauschert, Repert. Spec. Nov. Regni Veg. 94 (1983) 436; --Eria mearnsii Leav., PJS 4 c (1909) Bot. 216; --Ames in Merr., EPFP 1 (1925) 372. Endemic to the Philippines.
23. Pinalia merrittii (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria merrittii Ames, PJS 2 c (1907) Bot. 331; --Ames in Merr., EPFP 1 (1925) 372. Endemic to the Philippines.
24. Pinalia microchila (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria microchila Ames, Orchidaceae 7 (1922) 104; --Ames in Merr., EPFP 1 (1925) 372. Endemic to the Philippines.
25. Pinalia nielsenii Cootes, Cabactulan & M.Leon, OrchideenJ. 23 (2016) 167; --Type: M.D. De Leon s.n. (CMU00010828, holo), Mindanao: Bukidnon, 25-Aug-2016. Endemic to the Philippines. MINDANAO: Bukidnon. Epiphyte, 1000m. Photos
26. Pinalia ovata (Lindl.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 71; --Eria ovata Lindl., Bot. Reg. 30 (1844) t. 29; --Ames in Merr., EPFP 1 (1925) 373; --Type: Cuming s.n. (L, iso), 1841. --Eria bontocensis Ames, PJS 8 c (1913) Bot. 427; --Ames in Merr., EPFP 1 (1924) 365. --Eria elmeri Ames, Orchidaceae 1 (1905) 93. --Eria racemosa Leav., PJS 4 c (1909) Bot. 206, 229; --Ames in Merr., EPFP 1 (1925) 374. --Eria ovata var. retroflexa (Lindl.) Garay & H.R.Sweet, Orchids S Ryukyu Isls (1974) 113; --Eria retroflexa Lindl., J. Proc. Linn. Soc., Bot. 3 (1859) 60; --Ames in Merr., EPFP 1 (1924) 374. --Eria merrillii Ames, PJS 2 c (1907) Bot. 331; --Ames in Merr., EPFP 1 (1925) 372. Indonesia, New Guinea, Ryukyu Isls, Taiwan, Philippines. Photos
27. Pinalia pentalopha Ormerod & Naive, Harvard Papers in Botany 24 (2019) 287; --Type: Vanoverbergh 2230 (AMES, holo), Luzon: Bontoc Subprov, 31-Dec-1912. Endemic to the Philippines. LUZON: Mountain Province.
    
28. Pinalia philippinensis (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 71; --Eria philippinensis Ames, Orchidaceae 1 (1905) 94; --Ames in Merr., EPFP 1 (1925) 373. Endemic to the Philippines. Photos
29. Pinalia polyura (Lindl.) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Eria polyura Lindl., Bot. Reg. 27 (1841) Misc. 55; --Ames in Merr., EPFP 1 (1925) 373. LEYTE, LUZON, MINDANAO, MINDORO, PALAWAN, PANAY, SIBUYAN, SAMAR. Endemic to the Philippines.
30. Pinalia profusa (Lindl.) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Eria profusa Lindl., Bot. Reg. 28 (1842) Misc. 3; --Ames in Merr., EPFP 1 (1925) 374. Endemic to the Philippines.
31. Pinalia ramosa (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 71; --Eria ramosa Ames in Merr., EPFP 1 (1925) 374; --Eria vagans Ames, Orchidaceae 7 (1922) 106, nom. illeg., auct. non Schltr. Endemic to the Philippines.
32. Pinalia rhodoptera (Rchb.f.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria rhodoptera Rchb.f., Gard. Chron. ii, 18 (1882) 586; --Ames in Merr., EPFP 1 (1925) 374. Endemic to the Philippines. Photos
33. Pinalia ringens (Rchb.f.) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Eria ringens Rchb.f., Bonplandia 3 (1855) 222; --Type: Cuming 2128, Philippines. Myanmar, Philippines.
34. Pinalia sanguinea Ormerod & Naive, Harvard Papers in Botany 24 (2019) 287; --Type: Ramos & Edaño BS 37758 (AMES, holo), Luzon: Bontoc Subprov, Mt Pukis, 9-Mar-1920. Endemic to the Philippines. LUZON: Mountain Province.
    
35. Pinalia taylorii (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 71; --Eria taylorii Ames, Sched. Orchid. 5 (1923) 31; --Ames in Merr., EPFP 1 (1925) 375. Endemic to the Philippines.
36. Pinalia tonglonensis Ormerod & Naive, Harvard Papers in Botany 24 (2019) 289; --Type: Ramos BS 5391 (AMES, holo), Luzon: Benguet Prov, Mt Tonglon (Mt Sto Tomas), Dec-1908. Endemic to the Philippines.
    
37. Pinalia woodiana (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Eria woodiana Ames, PJS 2 c (1907) Bot. 332; --Ames in Merr., EPFP 1 (1925) 376. Endemic to the Philippines.
38. Pinalia xanthocheila (Ridl.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Cootes, Philippine Native Orchid Species (2011) 224; --Eria xanthocheila Ridl., Mat. Fl. Malay. Penins. 1 (1907) 102. Indochina to W Malesia. LUZON: Quezon. Photos

Possibly present:

1. Pinalia densa (Ridl.) W.Suarez & Cootes, OrchideenJ. 16 (2009) 71; --Cootes, Philippine Native Orchid Species (2011) 220; --Eria densa Ridl., J. Linn. Soc. 31 (1896) 281. Indochina to W Malesia, ?Philippines.

Platanthera Rich.

1. Platanthera angustata (Blume) Lindl., Gen. Sp. Orchid. Pl. (1835) 290; --Habenaria angustata (Blume) Kuntze, Rev. Gen. Pl. 2 (1891) 664; --Ames in Merr., EPFP 1 (1924) 255; --Mecosa angustata Blume, Bijdr. (1825) 403. Photos
   • var. angustata. --Platanthera amesiana Schltr., Repert. Spec. Nov. Regni Veg. 9 (1911) 212; --Habenaria amesiana (Schltr.) Ames, Orchidaceae 5 (1915) 12; --Type: Whitford 162 (AMES, holo; K, iso), Luzon: Bataan Prov., Lamao River, Mt Mariveles, 6-May-1904. China, Indonesia, Vietnam, Philippines. LUZON: Benguet, Bataan, Laguna, Albay, MINDORO: Mindoro Oriental (Mt Halcon, terrestrial on open health, 2650m), NEGROS: Negros Oriental, CAMIGUIN, MINDANAO: Davao (Mt Apo, Todaya).
2. Platanthera elmeri (Ames) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 4 (1919) 108; --Habenaria elmeri Ames, LPB 5 (1912) 1550; --Ames in Merr., EPFP 1 (1924) 257; --Type: Elmer 11845a (AMES, holo; NY, iso), Mindanao: Davao, Todaya, Nov-1909. Endemic to the Philippines. MINDANAO. Only known from the type. Perhaps a marginal form of Platanthera angustata (Efimov 2016).
3. Platanthera halconensis (Ames) Schltr., Repert. Spec. Nov. Regni Veg. 9 (1911) 212; --Habenaria halconensis Ames, PJS 2 c (1907) Bot. 312; --Ames in Merr., EPFP 1 (1924) 258; --Type: Merrill 5835 (AMES, holo), Mindoro: Mt Halcon, 20-Nov-1906. Endemic to the Philippines. MINDORO. Only known from the type. Perhaps a marginal form of Platanthera angustata (Efimov 2016).
4. Platanthera kinabaluensis Kraenzl. in Gibbs, J. Linn. Soc., Bot. xlii. (1914) 160; --Type: from Borneo. Borneo, Philippines. MINDORO (Mt Halcon vicinity). 1500-4000m.
   
5. Platanthera mearnsii (Ames) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 4 (1919) 107; --Habenaria mearnsii Ames, PJS 7 c (1912) Bot. 3; --Ames in Merr., EPFP 1 (1924) 259; --Efimov, Phytotaxa 254 (2016) 76; --Type: Mearns 4313 (AMES, lecto), Luzon: Benguet Prov., Jul-1907. --Platanthera longibracteata Hayata, Icon. Pl. Formosan. 4 (1914) 122, nom. illeg., auct. non Lindl.; --Lin et al., Taiwania 61 (2016) 115; --Efimov, Phytotaxa 254 (2016) 76. Taiwan, Philippines. LUZON: Benguet (Pauai and Mt Pulag). c. 2300m. Photos
6. Platanthera stapfii Rolfe in Gibbs, J. Linn. Soc., Bot. xlii. (1914) 160; --Type: from Borneo. Borneo, Sumatra, Philippines. LUZON: Benguet. 1500-3400m.
   

Plocoglottis Blume

1. Plocoglottis bicallosa Ames, LPB 5 (1915) 1571; --Ames in Merr., EPFP 1 (1924) 338. Endemic to the Philippines. Photos
2. Plocoglottis bicomata L.O.Williams, Bot. Mus. Leafl. 6 (1938) 47; --Batuyong et al., Biodiversitas 21 (2020) 3974. Endemic to the Philippines. LUZON: Ilocos Norte. Photos
3. Plocoglottis copelandii Ames, PJS 2 c (1907) Bot. 326; --Ames in Merr., EPFP 1 (1924) 338. Endemic to the Philippines.
4. Plocoglottis lucbanensis Ames, LPB 5 (1912) 1572; --Ames in Merr., EPFP 1 (1924) 338. Endemic to the Philippines. Photos
5. Plocoglottis mindorensis Ames, PJS 2 c (1907) Bot. 327; --Ames in Merr., EPFP 1 (1924) 338. --Plocoglottis macgregorii Ames, Orchidaceae 7 (1922) 121; --Ames in Merr., EPFP 1 (1924) 338. --Plocoglottis wenzelii Ames, Orchidaceae 5 (1915) 101; --Ames in Merr., EPFP 1 (1924) 338. Endemic to the Philippines. Photos
6. Plocoglottis plicata (Roxb.) Ormerod, Orchids (2001) 293; --Limodorum plicatum Roxb., Fl. Ind. ed. 1832, 3 (1832) 465. --Plocoglottis acuminata Blume, Ann. Mus. Bot. Lugd.-Bat. 1 (1849) 46. --Plocoglottis latifolia Blume, Ann. Mus. Bot. Lugd.-Bat. 1 (1849) 47. --Dendrobium javanicum Korth. ex Blume, Ann. Mus. Bot. Lugd.-Bat. 1 (1850) 46. Borneo, Java, Lesser Sunda Isls, Moluccas, Sulawesi, Sumatra, Philippines. Photos

Poaephyllum Ridl.

1. Poaephyllum grandiflorum Quisumb., PJS 66 (1938) 150. Endemic to the Philippines.
2. Poaephyllum pauciflorum (Hook.f.) Ridl., Mat. Fl. Malay. Penins. 1 (1907) 109; --Agrostophyllum pauciflorum Hook.f., Fl. Brit. India 5 (1890) 824. Borneo, Java, Peninsular Malaysia, Sumatra, Thailand, Philippines.

Podochilus Blume

1. Podochilus bicaudatus Schltr., Repert. Spec. Nov. Regni Veg. 3 (1906) 19; --Ames in Merr., EPFP 1 (1924) 320. Endemic to the Philippines.
2. Podochilus cumingii Schltr., Repert. Spec. Nov. Regni Veg. 3 (1906) 19; --Ames in Merr., EPFP 1 (1924) 321. Endemic to the Philippines.
3. Podochilus hystricinus Ames, Sched. Orchid. 6 (1923) 42; --Ames in Merr., EPFP 1 (1924) 321. Endemic to the Philippines. PANAY: Antique (photos by Raab Bustamante). Photos
4. Podochilus intricatus Ames, PJS 8 c (1913) Bot. 415; --Ames in Merr., EPFP 1 (1924) 321. Endemic to the Philippines. BASILAN, LUZON, MINDANAO, SAMAR, SULU. Photos
5. Podochilus longilabris Ames, LPB 5 (1912) 1565; --Ames in Merr., EPFP 1 (1924) 321. --Podochilus serpyllifolius auct. non (Blume) Lindl.; --Ames in Merr., EPFP 1 (1924) 322. Endemic to the Philippines.
   
6. Podochilus lucescens Blume, Bijdr. (1825) 295. --Podochilus robinsonii Ames, PJS 6 c (1911) Bot. 49. Indochina to Malesia, Philippines. Photos
7. Podochilus microphyllus Lindl., Gen. Sp. Orchid. Pl. (1833) 234. Borneo, Cambodia, Java, Nicobar Isls, Peninsular Malaysia, Sumatra, Thailand, Vietnam, Philippines (Jim Cootes, pers. comm., 2-Jan-20).
   
8. Podochilus plumosus Ames, PJS 4 c (1909) Bot. 668; --Ames in Merr., EPFP 1 (1924) 321. Endemic to the Philippines. Photos
9. Podochilus ramosii Ames, PJS 8 c (1913) Bot. 415; --Ames in Merr., EPFP 1 (1924) 321. Endemic to the Philippines. Photos
10. Podochilus sciuroides Rchb.f., Bonplandia 5 (1857) 41; --Ames in Merr., EPFP 1 (1924) 321. W & C Malesia, Philippines.
11. Podochilus strictus Ames, PJS 4 c (1909) Bot. 669; --Ames in Merr., EPFP 1 (1924) 322. Endemic to the Philippines. Photos

Polystachya Hook.

1. Polystachya concreta (Jacq.) Garay & H.R.Sweet, Orquideologia 9 (1974) 206; --Epidendrum concretum Jacq., Enum. Syst. Pl. (1760) 30. --Polystachya luteola (Sw.) Hook., Exot. Fl. 2 (1824) t. 103, nom. superfl.; --Ames in Merr., EPFP 1 (1924) 329; --Cranichis luteola Sw., Fl. Ind. Occid. 3 (1806) 1433, nom. superfl. Africa, tropical and subtropical America, Cambodia, China, India, Indonesia, Laos, Malaysia, Nicobar Isls, Sri Lanka, Thailand, Vietnam, Philippines. Photos

Pomatocalpa Breda

1. Pomatocalpa bicolor (Lindl.) J.J.Sm., Nat. Tijdschr. Ned. Ind. 72 (1912) 103; --Ames in Merr., EPFP 1 (1925) 438; --Cleisostoma bicolor Lindl., Paxton’s Fl. Gard. 2 (1851) 99. Endemic to the Philippines. Photos
2. Pomatocalpa diffusum Breda, Gen. Sp. Orchid. Asclep. 4 (1830) t. 16. --Pomatocalpa latifolia (Lindl.) J.J.Sm. Nat. Tijdrschr. Ned. Ind. 72 (1912) 105; --Ames in Merr., EPFP 1 (1925) 438; --Cleisostoma latifolium Lindl., Edwards’s Bot. Reg. 26 (Misc.) (1840) 60. --Sarcanthus cumingii (Rchb.f.) J.J.Sm., Natuurw. Tijdschr. Ned.-Indië 72 (1912) 85; --Cleisostoma cumingii Rchb.f., Allg. Gartenzeitung 24 (1856) 218. --Pomatocalpa hortense (Ridl.) J.J.Sm., Natuurw. Tijdschr. Ned.-Indië 72 (1912) 104; --Saccolabium hortense Ridl., J. Straits Branch Roy. Asiat. Soc. 39 (1870) 83. Borneo, Java, Lesser Sunda Isls, Peninsular Malaysia, Sulawesi, Sumatra, Thailand, Philippines.
3. Pomatocalpa fuscum (Lindl.) J.J.Sm., Nat. Tijschr. Ned. Ind. 72 (1912) 104; --Cleisostoma fuscum Lindl., J. Hort. Soc. 5 (1850) 80. Borneo, Peninsular Malaysia, Philippines. Photos
4. Pomatocalpa kunstleri (Hook.f.) J.J.Sm., Natuurw. Tijdschr. Ned.-Indië 72 (1912) 104; --Cleisostoma kunstleri Hook.f., Hooker’s Icon. Pl. 24 (1894) t. 2335. --Pomatocalpa merrillii Schltr., Repert. Spec. Nov. Regni Veg. Beihefte 1 (Orch. Deutsch-Neu-Guin.) (1913) 988; --Ames in Merr., EPFP 1 (1925) 438. Borneo, Java, Moluccas, Peninsular Malaysia, Sumatra, Thailand, Philippines. Photos
5. Pomatocalpa maculosum (Lindl.) J.J.Sm., Natuurk. Tijdschr. Ned.-Indië 72 (1912) 105; --Cleisostoma maculosum Lindl., Gen. Sp. Orchid. Pl. (1833) 227. India to W and C Malesia.
   
   • ssp. andamanicum (Hook.f.) Watthana, Taiwania 51 (2006) 8; --Pomatocalpa andamanicum (Hook.f.) J.J.Sm., Natuurw. Tijdschr. Ned.-Indië 72 (1912) 103; --Cleisostoma andamanicum Hook.f., Fl. Brit. India 6 (1890) 71. Himalayas to Philippines.
6. Pomatocalpa spicatum Breda, Gen. Sp. Orchid. Asclep. (1827) t. 15. --Pomatocalpa vitellinum (Rchb.f.) Ames in Merr., EPFP 1 (1925) 439; --Cleisostoma vitellinum Rchb.f., Linnaea 41 (1877) 76. --Pomatocalpa setulense (Ridl.) Holttum, Gard. Bull. Sing. 11 (1947) 287; --Saccolabium setulense Ridl., J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 59 (1911) 198. Andaman Isls, Bhutan, China, India, Indonesia, Laos, Malaysia, Myamar, Sri Lanka, Thailand, Vietnam, Philippines. Photos

Porrorhachis Garay

1. Porrorhachis galbina (J.J.Sm.) Garay, Bot. Mus. Leafl. 23 (1972) 191; --Saccolabium galbinum J.J.Sm., Bull. Jard. Bot. Buitenzorg, sér. 2, 26 (1918) 97. Borneo, Java, Sulawesi, Philippines. MINDANAO. Photos

Porphyrodesme Schltr. = Renanthera

Preptanthe Rchb.f.

1. Preptanthe vestita (Wall. ex Lindl.) T.Yukawa & P.J.Cribb, Bull. Natl. Mus. Nat. Sci., Ser. B, 40 (2014) 146; --Calanthe vestita Wall. ex Lindl., Gen. Sp. Orchid. Pl. (1833) 250. Vietnam, Myanmar, Thailand, Peninsular Malaysia, Java, Borneo, Sulawesi, Ceram, Philippines. NEGROS, MINDANAO: Davao. Terrestrial, mid-elevation. Photos

Pristiglottis Cretz. & J.J.Sm. = Odontochilus

Pseuderia Schltr.

1. Pseuderia samarana Z.D.Meneses & Cootes, Taiwania 64 (2019) 353; --Type: Z.D. Meneses 213 (PNH, holo; EBL, LBC, TAI, iso), Samar: Samar Prov, Paranas, 21-Jul-2016. Endemic to the Philippines. SAMAR. Conservation status: Critically Endangered (Meneses & Cootes 2019). Photos
   

Pseudacoridium Ames = Dendrochilum

Pseudovanilla Garay

1. Pseudovanilla philippinensis (Ames) Garay, Bot. Mus. Leafl. 30 (1986) 235; --Galeola philippinensis Ames, Sched. Orchid. 6 (1924) 5; --Ames in Merr., EPFP 1 (1924) 263. Endemic to the Philippines.

Pteroceras Hasselt ex Hassk.

1. Pteroceras leopardinum (Parish & Rchb.f) Seidenf. & Smitin., Orchids Thailand (Prelim. List) (1963) 535; --Thrixspermum leopardinum Parish & Rchb.f., Trans. Linn. Soc. London 30 (1874) 145. --Sarcochilus benguetensis Ames & Quisumb., PJS 49 (1932) 493. China, India, Thailand, Laos, Myanmar, Vietnam, Borneo, Philippines. Photos
2. Pteroceras longicalcareum (Ames & Rolfe) Garay, Bot. Mus. Leafl. 23, 4 (1972) 193; --Sarcochilus longicalcareus Ames & Rolfe, Orch. 5 (1915) 212; --Ames in Merr., EPFP 1 (1925) 407. Endemic to the Philippines. Photos
3. Pteroceras philippinense (Ames) Garay, Bot. Mus. Leafl. 23, 4 (1972) 194; --Batuyong et al., Biodiversitas 21 (2020) 3974; --Sarcochilus philippinensis (Ames) Ames, Orchidaceae 5 (1915) 215, nom. illeg., auct. non S.Vidal; --Ames in Merr., EPFP 1 (1925) 408; --Thrixspermum philippinense Ames, PJS 8 c (1913) Bot. 437. --Pteroceras pustulatum Senghas, Orchidee 40 (1989) 5; --Type: Heidelberg cult. 0-19768 (HEID, ill. Senghas). Endemic to the Philippines. LEYTE, LUZON: Ilocos Norte, MINDANAO, MINDORO, SAMAR. Photos
4. Pteroceras teres (Blume) Holttum, Kew Bull. 14 (1960) 271; --Aerides teres (Blume) Lindl., Gen. Sp. Orchid. Pl. (1833) 240; --Thrixspermum teres (Blume) Rchb.f., Xenia Orchid. 2 (1868) 121; --Sarcochilus teres (Blume) Rchb.f. in Walpers, Ann. Bot. Syst. 6 (1863) 499; --Dendrocolla teres Blume, Bijdr. (1825) 289. --Pteroceras suaveolens (Roxb.) Holttum, Kew Bull. 14 (1960) 271; --Sarcochilus suaveolens (Roxb.) Hook.f., Fl. Brit. India 6 (1890) 33; --Aerides suaveolens Roxb., Fl. Ind. ed. 1832, 3 (1832) 473. --Sarcochilus palawanensis Ames, Orchidaceae 5 (1915) 214; --Ames in Merr., EPFP 1 (1925) 407. Thailand, Cambodia, Laos, Vietnam, Peninsular Malaysia, Sumatra, Java, Borneo, Sulawesi, Lesser Sunda Isls, Moluccas, Philippines. Photos

Renanthera Lour.

1. Renanthera breviflora (Rchb.f.) R.Rice & J.J.Wood, Orchid Rev. 111 (1254) (2003) 349; --Renanthera matutina (Blume) Lindl. var. breviflora Rchb.f., Gard. Chron. n.s., 12 (2) (1879) 70. Borneo, Philippines. SULU. Photos
2. Renanthera caloptera (Rchb.f.) Kocyan & Schuit., Phytotaxa 161 (2014) 68; --Ascoglossum calopterum (Rchb.f.) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 975; --Cootes, Orch. Philip. (2001) 30; --Saccolabium calopterum Rchb.f., Gard. Chron., n.s., 18 (1882) 520. New Guinea, Moluccas, Philippines. DINAGAT. Epiphyte up to 300m. Conservation status: Critically Endangered (DAO 2017-11). Photos
3. Renanthera cornuta R.Rice, Photo Intro Vandoid Orchid Gen. Asia (2018) 140; --Type: R.Rice (NSW602664, holo), Mindanao: Mar-2003. Endemic to the Philippines. MINDANAO.
   
4. Renanthera elongata (Blume) Lindl., Gen. Sp. Orchid. Pl. (1833) 218; --Porphyrodesme elongata (Blume) Garay, Bot. Mus. Leafl. 23 (1972) 191; --Aerides elongatum Blume, Bijdr. (1825) 367. Borneo, Java, Peninsular Malaysia, Sumatra, Thailand, Philippines.
5. Renanthera matutina (Poir.) Lindl., Gen. Sp. Orchid. Pl. (1833) 218; --Epidendrum matutinum Poir. in Lam., Encycl., Suppl. 1 (1810) 384. --Renanthera angustifolia Hook.f., Fl. Brit. India 6 (1890) 49. Borneo, Java, Peninsular Malaysia, Sumatra, Philippines. LEYTE, MINDANAO, SAMAR. Photos
6. Renanthera monachica Ames, Orchidaceae 5 (1915) 224; --Ames in Merr., EPFP 1 (1925) 428. Endemic to the Philippines. MINDANAO: Sarangani (photos). Conservation status: Endangered (DAO 2017-11). Photos
7. Renanthera philippinensis (Ames & Quisumb.) L.O.Williams, Bot. Mus. Leafl. 5 (1937) 31; --Renanthera storiei var. philippinensis Ames & Quisumb., PJS 47 (1932) 110. Endemic to the Philippines. Conservation status: Endangered (DAO 2017-11). Photos
8. Renanthera porphyrodesme (Schltr.) Kocyan & Schuit., Phytotaxa 161 (2014) 68; --Saccolabium porphyrodesme Schltr., Nachtr. Fl. Schutzgeb. Südsee (1905) 229; --Porphyrodesme papuana Schltr. --Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 983; --Cootes, Philippine Native Orchid Species (2011) 229. --Porphyrodesme sarcanthoides (J.J.Sm.) Mahyar, Reinwardtia 10(4) (1988) 418; --Renanthera sarcanthoides J.J.Sm., Bull. Jard. Bot. Buitenz. ser. 2, 25 (1917) 94. Sumatra to New Guinea, Philippines. MINDANAO. Photos
9. Renanthera storiei Rchb.f., Gard. Chron. ii, 14 (1880) 296; --Ames in Merr., EPFP 1 (1925) 428. --Renanthera storiei f. citrina Valmayor & D.Tiu, Philipp. Orchid Rev. A-V(3) (1983) 24. Endemic to the Philippines. Conservation status: Endangered (DAO 2017-11). Photos

Rhomboda Lindl.

1. Rhomboda aff. atrorubens (Schltr.) Ormerod, Orchadian 11 (1995) 334. NEGROS. Paul Ormerod (7-May-20): "closest to R. atrorubens in lip shape. Certainly it is distinct from other Philippine taxa". Photos
   
2. Rhomboda blackii (Ames) Ormerod, Austral. Orchid Rev. 63, 4 (1998) 11; --Hetaeria blackii Ames, Orchidaceae 5 (1915) 43; --Ames in Merr., EPFP 1 (1923) 278. Endemic to the Philippines. MINDANAO: Lanao, Davao.
3. Rhomboda cristata (Blume) Ormerod, Orchadian 11 (1995) 333; --Hetaeria cristata Blume, Coll. Orchid. (1859) 103. Bali, Java, Philippines. Photos
4. Rhomboda lanceolata (Lindl.) Ormerod, Orchadian 11 (1995) 329; --Dossinia lanceolata Lindl., J. Proc. Linn. Soc., Bot. 1 (1857) 186. --Rhomboda luzonensis (Ames) Ormerod, Orchadian 11 (1995) 332; --Zeuxine luzonensis (Ames) Schltr., Bot. Jahrb. Syst. 45 (1911) 394; --Adenostylis luzonensis Ames, Orchidaceae 2 (1908) 57; --Ames in Merr., EPFP 1 (1924) 276. --Adenostylis vanoverberghii Ames, PJS 8 c (1913) Bot. 408; --Ames in Merr., EPFP 1 (1924) 277. India to China and Japan to New Guinea, Philippines. LUZON (Cordillera Mtns); MINDORO. Terrestrial in montane forests, 930-2540m. Photos

Rhynchostylis Blume

1. Rhynchostylis gigantea (Lindl.) Ridl., J. Linn. Soc., Bot. 32 (1896) 356; --Gastrochilus giganteus (Lindl.) Kuntze, Revis. Gen. Pl. 2 (1891) 661; --Anota gigantea (Lindl.) Fukuy., Trans. Nat. Hist. Soc. Taiwan 34 (1944) 111; --Saccolabium giganteum Lindl., Gen. Sp. Orchid. Pl. (1833) 221. China to Malesia. Photos
   • ssp. gigantea. China to Malesia, ?Philippines.
     
   • ssp. violacea (Lindl.) Christenson, Indian Orchid J. 1 (1985) 154; Selbyana 9, 1 (1986) 169; --Anota violacea (Lindl.) Schltr., Orchideen (1914) 588; --Ames in Merr., EPFP 1 (1925) 438; --Gastrochilus violaceus (Lindl.) Kuntze, Revis. Gen. Pl. 2 (1891) 661; --Rhynchostylis violacea (Lindl.) Rchb.f., Bonplandia 2 (1854) 93; --Saccolabium violaceum (Lindl.) Sander, Sander's Orch. Guide (1901) 219; --Vanda violacea Lindl., Edwards’s Bot. Reg. 27 (Misc.) (1841) 12. Endemic to the Philippines.
2. Rhynchostylis retusa (L.) Blume, Bijdr. (1825) 286; --Ames in Merr., EPFP 1 (1925) 423; --Gastrochilus retusus (L.) Kuntze, Revis. Gen. Pl. 2 (1891) 66; --Saccolabium retusum (L.) Voigt, Hort. Suburb. Calcutta (1845) 630; --Limodorum retusum (L.) Sw., Nova Acta Regiae Soc. Sci. Upsal. 6 (1799) 80; --Aerides retusum (L.) Sw., J. Bot. (Schrader) 2 (1799) 233; --Epidendrum retusum L., Sp. Pl. (1753) 953. --Gastrochilus praemorsus (Willd.) Kuntze, Revis. Gen. Pl. 2 (1891) 661; --Saccolabium praemorsum (Willd.) Lindl., Gen. Sp. Orchid. Pl. (1830) 22; --Rhynchostylis praemorsa (Willd.) Blume, Bijdr. (1825) 286; --Aerides praemorsum Willd., Sp. Pl. 4 (1805) 130. --Orchis lanigera Blanco, Fl. Filip. (1837) 641. Bhutan, Cambodia, China, India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Sri Lanka, Thailand, Vietnam, Philippines. Photos
3. Rhynchostylis rieferi W.E.Higgins, Selbyana 31 (2013) 40; --Type: R. Riefer s.n (SEL, holo). Endemic to the Philippines. Photos

Rhytionanthos Garay, Hamer & Siegerist = Bulbophyllum

Robiquetia Gaudich.

Last edited by Pieter B. Pelser, 15 January 2020

1. Robiquetia aberrans (Schltr.) Kocyan & Schuit., Phytotaxa 161 (2014) 68; --Saccolabium aberrans Schltr., Repert. Spec. Nov. Regni Veg. 10 (1911) 202. --Malleola baliensis J.J.Sm., Bull. Jard. Bot. Buitenz. ser. 3, 2 (1920) 118. Java, Bali, Philippines. LUZON: Quezon. Epiphytic, up to 1000m. Photos
2. Robiquetia amesiana Kocyan & Schuit., Phytotaxa 161 (2014) 69; --Malleola constricta Ames, Orchidaceae 5 (1915) 234; --Ames in Merr., EPFP 1 (1925) 434. Endemic to the Philippines LUZON: Laguna, Sorsogon, POLILLO, BOHOL, LEYTE, MINDANAO: Agusan, Cotabato. Epiphytic, up to 700m.
3. Robiquetia bifidus (Lindl.) Kocyan & Schuit., Phytotaxa 161 (2014) 69; --Megalotus bifidus (Lindl.) Garay, Bot. Mus. Leafl. 23 (1972) 185; --Sarcanthus bifidus (Lindl.) Ames, Orchidaceae 5 (1915) 245; --Ames in Merr., EPFP 1 (1925) 436; --Saccolabium bifidum Lindl., Edwards’s Bot. Reg. 24(Misc.) (1838) 3. Endemic to the Philippines LUZON: Kalinga-Apayao, Laguna, Nueva Ecija, MINDORO, LEYTE, MINDANAO: Agusan, Cotabato. Epiphytic, up to 1200m. Photos
4. Robiquetia cerina (Rchb.f) Garay, Bot. Mus. Leafl. 23 (1972) 196; --Saccolabium cerinum Rchb.f., Gard. Chron. (1888) (2) 206. --Robiquetia merrillii (Ames) Ames, Orchidaceae 7 (1922) 123; --Ames in Merr., EPFP 1 (1925) 435; --Malleola merrillii Ames, Orchidaceae 5 (1915) 236. Endemic to the Philippines. Photos
5. Robiquetia compressa (Lindl.) Schltr., Repert. Spec. Nov. Regni Veg. Beihefte 1 (Orch. Deutsch-Neu-Guin.) (1913) 983; --Ames in Merr., EPFP 1 (1925) 434; --Gastrochilus compressus (Lindl.) Kuntze, Revis. Gen. Pl. 2 (1891) 661; --Saccolabium compressum Lindl., Edwards’s Bot. Reg. 29 (Misc.) (1843) 9. --Robiquetia ramosii Ames, Orchidaceae 7 (1922) 123; --Ames in Merr., EPFP 1 (1925) 435. Endemic to the Philippines. Photos
6. Robiquetia discolor (Rchb.f) Seidenf. & Garay, Bot. Tidsskr. 67 (1972) 119; --Saccolabium discolor Rchb.f., Otia Bot. Hamburg. (1878) 42. --Schoenorchis mindanaensis Ames, Orchidaceae 5 (1915) 240; --Ames in Merr., EPFP 1 (1925) 436. Endemic to the Philippines. LUZON: Sorsogon, MINDANAO: Agusan del Norte. PANAY: Antique. Epiphytic, 15m in Mindanao. Photos
7. Robiquetia dutertei Cootes, Naive & M.Leon, Die Orchidee 2 (2016) 4; --Type: MDL 003/2016 (CMUH 00010823, holo), Mindanao: Bukidnon, Kalatungan Mountain
   Range, 1400m., 22-May-2016. Endemic Philippines. CAMIGUIN, MINDANAO: Bukidnon. Photos
   
8. Robiquetia eburnea (W.Suarez & Cootes) Kocyan & Schuit., Phytotaxa 161 (2014) 69; --Malleola eburnea W.Suarez & Cootes, Austral. Orch. Rev. 72 (2007) 18. Endemic to the Philippines. LUZON: Laguna. Epiphytic, 200-500m. Photos
9. Robiquetia enigma Ferreras & W.Suarez, Aust. Orch. Rev. 74(6) (2009) 38. Endemic to the Philippines. Photos
10. Robiquetia flammea (R.Boos, Cootes & W.Suarez) Kocyan & Schuit., Phytotaxa 161 (2014) 69; --Malleola flammea R.Boos, Cootes & W.Suarez, Austral. Orchid Rev. 76 (2011) 51. Endemic to the Philippines. LUZON: Aurora, Laguna, Nueva Vizcaya. Epiphytic, c. 1200m. Photos
11. Robiquetia ilocosnortensis Calaramo, Cootes & Gaspar, OrchideenJ. 25 (2018) 41; --Type: Calaramo 007906 (HNUL, holo), Luzon: Ilocos Norte, Vintar - Adams, Mt. Pao, 25-Mar-2013. Endemic to the Philippines. LUZON: Ilocos Norte. Conservation status: Vulnerable (Calaramo et al. 2018). Photos
    
12. Robiquetia lyonii (Ames) Kocyan & Schuit., Phytotaxa 161 (2014) 70. --Malleola lyonii Ames, Orchidaceae 5 (1915) 235; --Ames in Merr., EPFP 1 (1925) 434. Endemic to the Philippines. BOHOL, LEYTE. Epiphytic, c. 300m. Photos
13. Robiquetia micramphora Cabactulan, Cootes, Pimentel & M.Leon, OrchideenJ. 6 (2018) 18; --Type: M.D. De Leon MDL1803020 (CAHUP073560, holo), Mindanao: Bukidnon, c. 900-1000m, 20-Jan-2018. Endemic to the Philippines. MINDANAO: Bukidnon. Photos
    
14. Robiquetia ormerodii Naive, Dalisay & Alejandro, Webbia 74 (2019) 67; --Type: Dalisay 101 (USTH, holo; HNUL, iso), Panay: Antique Prov., Mt Madjaas, 1400m, 10-Nov-2018. Endemic to the Philippines. NEGROS, PANAY. Conservation status: Data Deficient (Naive et al. 2019). Not taxonomically distinct from Robiquetia compressa (Boos, pers. comm. 9-Jun-19). Photos
    
15. Robiquetia pantherina (Kraenzl.) Ames, Sched. Orchid. 6 (1923) 95; --Ames in Merr., EPFP 1 (1925) 435; --Saccolabium pantherinum Kraenzl., Repert. Spec. Nov. Regni Veg. 17 (1921) 391. Endemic to the Philippines. Photos
16. Robiquetia reflexa (R.Boos & Cootes) Kocyan & Schuit., Phytotaxa 161 (2014) 70; --Malleola reflexa R.Boos & Cootes, OrchideenJ. 1-1 (2013) 6; --Type: R. Boos Mar-2011 (PUH, holo), Negros: Northern Negros Occidental. Endemic to the Philippines. NEGROS.
17. Robiquetia roycimatui Calaramo, Cootes, Pugal & Davalos, OrchideenJ. 26 (2019) 79; --Type: Calaramo 14901 (HNUL, holo), Luzon: Ilocos Norte Prov, Vintar, Pasuquin, Burgos & Bangui, 25-Oct-2018. Endemic to the Philippines. LUZON: Ilocos Norte.
18. Robiquetia schizogenia (Ferreras, Cootes & R.Boos) J.M.H.Shaw, Orchid Rev. 125(1319, Suppl.) (2017) 59; --Malleola schizogenia Ferreras, Cootes & R.Boos, OrchideenJ. 23 (2016) 76; --Type: Ferreras UF 748 (PNH, holo; PUH, iso), Mindanao: South Cotabato Prov., Tukay Mal, 1273m, 20-Oct-2009. Endemic to the Philippines. MINDANAO: South Cotabato.
19. Robiquetia spathulata (Blume) J.J.Sm., Natuurw. Tijdschr. Ned.-Indië 72 (1912) 114; --Cleisostoma spathulatum Blume, Bijdr. (1825) 364. --Pomatocalpa densiflorum (Lindl.) Tang & F.T.Wang, Acta Phytotax. Sin. 1 (1951) 99; --Rhynchostylis densiflora (Lindl.) L.O.Williams, Bot. Mus. Leafl. 5 (1937) 58; --Gastrochilus densiflorus (Lindl.) Kuntze, Revis. Gen. Pl. 2 (1891) 661; --Aerides densiflorum (Lindl.) Wall. ex Hook.f., Fl. Brit. India 6 (1890) 72; --Sarcanthus densiflorus (Lindl.) Parish & Rchb.f., Trans. Linn. Soc. London 30 (1874) 136; --Saccolabium densiflorum Lindl., Gen. Sp. Orchid. Pl. (1833) 220. Himalayas to China and Malesia, Philippines. Photos
20. Robiquetia sulitiana (Ormerod) Kocyan & Schuit., Phytotaxa 161 (2014) 70; --Samarorchis sulitiana Ormerod, Taiwania 53(2) (2008) 157-164. Endemic to the Philippines.
21. Robiquetia vanoverberghii Ames, Orchidaceae 5 (1915) 238; --Ames in Merr., EPFP 1 (1925) 435. Endemic to the Philippines.

Saccolabiopsis J.J.Sm.

1. Saccolabiopsis tenella (Ames) Garay, Bot. Mus. Leafl. 23 (1972) 198; --Saccolabium tenellum Ames, Orchidaceae 6 (1920) 308; --Ames in Merr., EPFP 1 (1925) 432. Endemic to the Philippines. SAMAR, LEYTE. Photos
2. Saccolabiopsis viridiflora Averyanov, Rheedea 15(2) (2005) 97; --Type: from Vietnam. Taiwan, Vietnam, Philippines. SAMAR.
   

 Saccolabium Blume = Hymenorchis, Pennilabium, Tuberolabium

Sadokum D.Tiu and Cootes

(Also considered a synonym of Grammatophyllum Blume)

1. Sadokum stapeliiflorum (Teijsm. & Binn.) D.Tiu & Cootes, Austral. Orch. Rev. 72 (2007) 6; --Grammatophyllum stapeliiflorum (Teijsm. & Binn.) J.J.Sm., Orch. Java (1905) 487; --Cymbidium stapeliiflorum Teijsm. & Binn., Tijdschr. Ned.-Indië 24 (1862) 319. Malesia to New Guinea, Philippines. Photos

Salacistis Rchb.f.

1. Salacistis elmeri (Ames) M.C.Pace, Brittonia 72 (2020) 265; --Goodyera elmeri (Ames) Ames, Schedul. Orchid., Corrig. (1938) 37; --Epipactis elmeri Ames, Sched. Orchid. 6 (1924) 12; --Ames in Merr., EPFP 1 (1923) 271; --Elmer 14884 (AMES, holo; AMES, GH, iso), Luzon: Sorsogon Prov, Irosin, Mt Bulusan, Nov-1915. Endemic to the Philippines. LUZON: Sorsogon.
2. Salacistis fumata (Thwaites) M.C.Pace, Brittonia 72 (2020) 265; --Goodyera fumata Thwaites, Enum. Pl. Zeyl. 4 (1861) 314; --Type: from Sri Lanka. Throughout much of Asia. China, India, Java, Malaysia, Myanmar, Ryukyu Isls, Sri Lanka, Taiwan, Thailand, Tibet, Vietnam, Philippines. Locality information for Philippines not known (see Cootes 2011).
3. Salacistis rubicunda (Blume) M.C.Pace, Brittonia 72 (2020) 266; --Goodyera rubicunda (Blume) Lindl., Edwards’s Bot. Reg. 25 (1839) Misc. 61; --Hatusima, Mem. Fac. Agr. Kagoshima Univ. 5 (1966) 63; --Epipactis rubicunda (Blume) A.A.Eaton, Proc. Biol. Soc. Wash. 21 (1908) 65; --Ames in Merr., EPFP 1 (1924) 271; --Neottia rubicunda Blume, Bijdr. (1825) 408; --Type: from Java. Australia, China, India, Japan, Java, Malaysia, Moluccas, New Caledonia, New Guinea, Pacific, Ryukyu Isls, Solomon Isls, Sulawesi, Taiwan, Vietnam, Philippines. BATAN, LUZON: Laguna, Sorsogon, MINDANAO: Lanao, Cotabato, Davao, MINDORO, NEGROS, PANAY: Antique, Capiz. Terrestrial in damp forest, 110-260m. Photos

Samarorchis Ormerod = Robiquetia

Santotomasia Ormerod [Endemic to the Philippines]

1. Santotomasia wardiana Ormerod, Taiwania 53 (2008) 160. Endemic to the Philippines.

Sarcanthus Lindl. = Cleisostoma, Eria, Megalotus, Sarcophyton

Sarcophyton Garay

1. Sarcophyton crassifolium (Lindl. & Paxton) Garay, Bot. Mus. Leafl. 23 (1972) 202; --Sarcanthus crassifolius (Lindl. & Paxton) J.J.Sm., Natuurw. Tijdschr. Ned.-Indië 72 (1912) 85; --Cleisostoma crassifolium Lindl. & Paxton, Paxton’s Fl. Gard. 3 (1852) t. 99. Endemic to the Philippines.
2. Sarcophyton pachyphyllum (Ames) Garay, Bot. Mus. Leafl. 23 (1972) 202; --Sarcanthus pachyphyllus Ames, Orchidaceae 5 (1915) 248; --Ames in Merr., EPFP 1 (1925) 437. Endemic to the Philippines. Photos

 Sarcochilus auct. non R.Br. = Thrixspermum, Grosourdya, Pteroceras, Bogoria

Sayeria Kraenzl. = Dendrobium sect. Latouria

Schoenorchis Reinw. ex Blume

1. Schoenorchis micrantha Reinw. ex Blume, Bijdr. (1825) 362; --Ames in Merr., EPFP 1 (1925) 435; --Ascocentrum micranthum (Reinw. ex Blume) Holttum, Gard. Bull. Sing. 11 (1947) 275. Sumatra, Peninsular Malaysia, Java, Borneo, Philippines. LUZON: Rizal, PALAWAN, LEYTE, MINDANAO: Davao, Agusan. Epiphytic, 0-1300m. Photos
2. Schoenorchis paniculata Blume, Bijdr. Fl. Ned. Ind. (1825) 362; --Cootes, Philippine Native Orchid Species (2011) 239. W Malesia to Lesser Sunda Isls, Philippines. Photos
3. Schoenorchis vanoverberghii Ames, Orchidaceae 5 (1915) 242; --Ames in Merr., EPFP 1 (1925) 436; --Schoenorchis paniculata var. vanoverberghii (Ames) S.S.Ying, Col. Ill. Indig. Orch. Taiwan 1(2) (1977) 499; --Type: M. Vanoverbergh 3644 (AMES, holo; AMES, iso), Luzon: 1750m, Sep/Nov-1913. Taiwan, Philippines. LUZON: Mountain Province, Cagayan, Pampanga, Bataan. Epiphytic at 1700m in Mountain Province.

Schuitemania Ormerod [Endemic to the Philippines]

1. Schuitemania merrillii (Ames) Ormerod, Lindleyana 17 (4) (2002) 229; --Erythrodes merrilii (Ames) Ames, Orchidaceae 3 (1908) 79; --Ames in Merr., EPFP 1 (1924) 273; --Herpysma merrillii Ames, PJS 2 c (1907) Bot. 313. --Kuhlhasseltia halconensis J.J.Wood, Kew Bull. 41 (1986) 814. Endemic to the Philippines. LUZON: Quezon (photos), MINDORO: Mindoro Oriental (Mt Halcon). Damp ravine, 730m. Photos

Spathoglottis Blume

1. Spathoglottis chrysantha Ames, Orchidaceae 2 (1908) 161; --Ames in Merr., EPFP 1 (1924) 336. Endemic to the Philippines. Photos
2. Spathoglottis elmeri Ames, LPB 5 (1912) 1572; --Ames in Merr., EPFP 1 (1924) 336. Endemic to the Philippines. Photos
3. Spathoglottis kimballiana Hook.f., Bot. Mag. 121 (1895) t. 7443; Hort. Sander ex Gartenflora 41 (1892) 184, nom. nud.; --Rolfe in Sander, Reichenbachia ii, 2 (1894) 95; --Ames in Merr., EPFP 1 (1924) 336; --Batuyong et al., Biodiversitas 21 (2020) 3974. Borneo, Philippines. LUZON: Ilocos Norte. Photos
   • var. angustifolia Ames, Orchidaceae 5 (1915) 99; --Ames in Merr., EPFP 1 (1924) 336. Endemic to the Philippines.
   • var. antiquensis T.Green, Orchid Digest 65 (2001) 89. Endemic to the Philippines.
4. Spathoglottis palawanensis Lubag-Arquiza, Orchid Digest 70(3) (2006) 170. Endemic to the Philippines. Photos
5. Spathoglottis philippinensis Lubag-Arquiza, Orchid Digest 70(3) (2006) 171. Endemic to the Philippines. Photos
6. Spathoglottis plicata Blume, Bijdr. (1825) 401; --Ames in Merr., EPFP 1 (1924) 336; --Type: from Java. Australia, India, Java, Malaysia, New Guinea, Pacific Isls, Ryukyu Isls, Sri Lanka, Taiwan, Thailand, Vietnam, Philippines. Photos
7. Spathoglottis tomentosa Lindl., Bot. Reg. 31 (1843) t. 19; --Ames in Merr., EPFP 1 (1924) 337. Endemic to the Philippines. Photos 
8. Spathoglottis vanoverberghii Ames, Orchidaceae 6 (1920) 299; --Ames in Merr., EPFP 1 (1924) 337; --Batuyong et al., Biodiversitas 21 (2020) 3974. Endemic to the Philippines. LUZON: Ilocos Norte. Photos

Natural hybrid:

1. Spathoglottis × parsonsii Ames & Quisumb., Philip. Orchid Rev. 1 (1948) 4. Spathoglottis plicata × Spathoglottis vanoverbergii. Endemic to the Philippines. Photos

Spiranthes Rich.

1. Spiranthes sinensis (Pers.) Ames, Orchidaceae 2 (1908) 53; --Ames in Merr., EPFP 1 (1924) 268; --Neottia sinensis Pers., Syn. Pl. 2 (1807) 511. --Spiranthes sinensis var. australis (R.Br.) H.Hara & S.Kitam., Acta Phytotax. Geobot. 36 (1985) 93; --Type: from China. --Spiranthes aristotelea Merr. PJS 15 (1919) 230, nom. superfl. Afghanistan, Bhutan, India, China, Japan, Kashmir, Korea, Malaysia, Mongolia, Myanmar, Nepal, Siberia, Sumatra, Borneo, Australia, Tasmania, Thailand, New Zealand, Taiwan, Vietnam, Philippines. LUZON: Mountain Province, Benguet, MINDANAO: Agusan. Terrestrial, 360-500m. Photos

Staurochilus Ridl. ex Pfitzer = Trichoglottis

Stereochilus Lindl.

1. Stereochilus ringens (Rchb.f) Garay, Bot. Mus. Leafl. 23 (1972) 205; --Sarcanthus ringens (Rchb.f.) J.J.Sm. Nat. Tijdschr. Ned. Ind. 72 (1912) 93; --Ames in Merr., EPFP 1 (1925) 437; --Cleisostoma ringens Rchb.f., Gard. Chron., ser. 3, 4 (1888) 724. India, Philippines. Photos

Stereosandra Blume

1. Stereosandra javanica Blume, Ann. Mus. Bot. Lugd.-Bat. 2 (1856) 176; --Ames in Merr., EPFP 1 (1924) 267; --Type: from Java. China, Indonesia, Malaysia, New Guinea, Ryukyu Isls, Solomon Isls, Taiwan, Thailand, Vietnam, Philippines. LUZON: Benguet, Bataan, Rizal, Sorsogon, MINDANAO: Zamboanga, Agusan. Photos

Stichorkis Thou.

1. Stichorkis asinacephala (W.Suarez & Cootes) W.Suarez & Cootes, Philippine Native Orchid Species (2011) 246; --Liparis asinacephala W.Suarez & Cootes, Austral. Orch. Rev. 73(4) (2008) 25. Endemic to the Philippines. LUZON: Nueva Vizcaya. Epiphytic, 500-1000m.
2. Stichorkis benguetensis (Ames) Cootes, Philippine Native Orchid Species (2011) 246; --Liparis benguetensis (Ames) Schltr., Fedde Reppert. Beihefte 1 (Orch. Deutsch-Neu-Guin.) (1911) 210; --Ames in Merr., EPFP 1 (1924) 311; --Cestichis benguetensis Ames, Orchidaceae 1 (1905) 9. Endemic to the Philippines.
3. Stichorkis compressa (Blume) J.J.Wood, Orchids Mount Kinabalu 2 (2011) 531; --Liparis compressa (Blume) Lindl., Gen. & Sp. Orch. (1830) 32; --Ames in Merr., EPFP 1 (1924) 312; --Malaxis compressa Blume, Bijdr. (1825) 390; --Stichorkis compressa (Blume) Cootes, Philippine Native Orchid Species (2011) 246, comb. superfl.; --Type: not from the Philippines. Peninsular Malaysia, Sumatra, Java, Sulawesi, Borneo, Philippines. LUZON: Bataan. Epiphytic or lithophytic, 800-2300m. Photos
4. Stichorkis cumingii (Ridl.) Cootes, Philippine Native Orchid Species (2011) 246; --Liparis cumingii Ridl., J. Linn. Soc. 22 (1886) 292; --Ames in Merr., EPFP 1 (1924) 312. Endemic to the Philippines.
5. Stichorkis davidlohmanii Naive, Cootes & Ormerod, Taiwania 64 (2019) 65; --Type: M.A.K. Naive 102 (USTH, holo), Mindanao: Bukidnon Prov., Malaybalay City, Mt Limbawon, 1100m, 26-May-2018. Endemic to the Philippines. MINDANAO: Bukidnon. Conservation status: Data Deficient (Naive et al. 2019). Photos
6. Stichorkis elmeri (Ames) Naive & Ormerod, Lankesteriana 19 (2019) 253; --Liparis elmeri (Ames) Schltr., Fedde Reppert. Beihefte 1 (Orch. Deutsch-Neu-Guin.) (1911) 210; --Ames in Merr., EPFP 1 (1924) 313; --Cestichis elmeri Ames, Orchidaceae 1 (1905) 10; --Type: Elmer 6553 (AMES, holo; K, NY, US, iso), Luzon: Benguet Prov, Mt Santo Tomas, 1-Jul-1904. Endemic to the Philippines. Photos
7. Stichorkis fragilis (Ames) Cootes, Philippine Native Orchid Species (2011) 246; --Liparis fragilis Ames, Orchidaceae 5 (1915) 80; --Ames in Merr., EPFP 1 (1924) 313; --Cestichis fragilis Ames, PJS 8 c (1913) Bot. 412. Endemic to the Philippines.
8. Stichorkis gibbosa (Finet) Cootes, Philippine Native Orchid Species (2011) 247; --Liparis gibbosa Finet, Bull. Soc. Bot. France 55 (1908) 342; --Type: from Java. Myanmar, Vietnam, Cambodia, Laos, Thailand, Peninsular Malaysia, Sumatra, Java, Borneo, New Guinea, Pacific Islands, Philippines. LEYTE, SAMAR. Epiphytic or lithophytic, 500-1500m. Photos
9. Stichorkis gracilis (Ames) Naive & Ormerod, Lankesteriana 19 (2019) 254; --Stichorkis amesiana (Schltr.) Cootes, Philippine Native Orchid Species (2011) 245, nom. superfl.; --Liparis amesiana Schltr., Fedde Reppert. Beihefte 1 (Orch. Deutsch-Neu-Guin.) (1911) 210; --Ames in Merr., EPFP 1 (1924) 310; --Cestichis gracilis Ames, Orchidaceae 2 (1908) 136; --Type: Copeland 274 (AMES, lecto; K, US, isolecto), Luzon: Bataan Prov, Mt Mariveles, 31-Jan-1904. Endemic to the Philippines. LUZON: Bataan, Rizal, MINDORO, MINDANAO: Bukidnon, Davao. Epiphytic, 500-1500m. Possibly synonymous with Stichorkis propinqua (Ames) ined. (Ron Boos, pers. comm. 3-Nov-16).
   
10. Stichorkis leytensis (Ames) Cootes, Philippine Native Orchid Species (2011) 247; --Liparis leytensis Ames, Orchidaceae 5 (1915) 80; --Ames in Merr., EPFP 1 (1924) 313. Endemic to the Philippines. Photos
11. Stichorkis linearifolia (Ames) Cootes, Philippine Native Orchid Species (2011) 247; --Liparis linearifolia (Ames) Ames, Orchidaceae 5 (1915) 81; --Ames in Merr., EPFP 1 (1924) 313; --Cestichis linearifolia Ames, LPB 5 (1912) 1563. Endemic to the Philippines. MINDANAO.
12. Stichorkis magnicallosa (Ames) Cootes, Philippine Native Orchid Species (2011) 247; --Liparis magnicallosa Ames, Orchidaceae 7 (1922) 108; --Ames in Merr., EPFP 1 (1924) 314. Endemic to the Philippines. LUZON: Bataan, Ifuago, Mountain Province, Nueva Vizcaya, Nueva Ecija, Quezon, Rizal, MINDORO, LEYTE, MINDANAO: Misamis, Zamboanga. Epiphytic, 300-2900m.
13. Stichorkis merrillii (Ames) Naive & Ormerod, Lankesteriana 19 (2019) 254; --Cootes, Philippine Native Orchid Species (2011) 247, comb. inval., reference to incorrect basionym; --Liparis merrillii (Ames) Schltr., Fedde Reppert. Beihefte 1 (Orch. Deutsch-Neu-Guin.) (1911) 210; --Ames in Merr., EPFP 1 (1924) 314; --Cestichis merrillii Ames, Orchidaceae 1 (1905) 11; --Type: Merrill 3736 (AMES, holo; US, iso), Luzon: Bataan Prov, Mt Mariveles, 1-Jan-1905. Endemic to the Philippines. LUZON: Bataan, Ifugao, Mountain Province, Nueva Ecija, Nueva Vizcaya, Quezon, Rizal, MINDORO, LEYTE, MINDANAO: Misamis, Zamboanga. Photos
14. Stichorkis nutans (Ames) Naive & Ormerod, Lankesteriana 19 (2019) 254; --Cootes, Philippine Native Orchid Species (2011) 247, comb. inval., reference to incorrect basionym; --Liparis nutans (Ames) Ames, Orchidaceae 5 (1915) 81; --Ames in Merr., EPFP 1 (1924) 315; --Cestichis nutans Ames, PJS 4 c (1909) Bot. 597; --Type: Clemens s.n. (AMES, lecto), Mindanao: Lake Lanao, Camp Keithley, May-1907. Endemic to the Philippines. LEYTE, PALAWAN, MINDANAO: Agusan, Bukidnon, Lanao, Misamis Oriental, Surigao. Epiphytic, up to 1000m. Photos
15. Stichorkis philippinensis (Ames) Naive & Ormerod, Lankesteriana 19 (2019) 254; --Cootes, Philippine Native Orchid Species (2011) 248, comb. inval., reference to incorrect basionym; --Liparis philippinensis (Ames) Schltr., Fedde Reppert. Spec. Nov. Regni Veg. Beihefte 1 (Orch. Deutsch- Neu-Guin.) (1911) 210; --Ames in Merr., EPFP 1 (1924) 315; --Cestichis philippinensis Ames, Orchidaceae 1 (1905) 7; --Type: Borden 799 (AMES, lecto; US, isolecto), Luzon: Bataan Prov, Mt Mariveles, 25-May-1904. Endemic to the Philippines. LUZON: Abra, Bataan, Benguet, Cagayan, Laguna, Mountain Province, Nueva Vizcaya, Pampanga, Rizal, MINDORO, PANAY, LEYTE, NEGROS, MINDANAO: Agusan, Bukidnon, Cotabato. Epiphytic, 300-2900m. Photos
16. Stichorkis prava (Ames) Cootes, Philippine Native Orchid Species (2011) 248; --Liparis prava Ames, Orchidaceae 7 (1922) 109; --Ames in Merr., EPFP 1 (1924) 316. Endemic to the Philippines. LEYTE.
17. Stichorkis propinqua (Ames) Naive & Ormerod, Lankesteriana 19 (2019) 255; --Liparis propinqua Ames, Orchidaceae 7 (1922) 110; --Ames in Merr., EPFP 1 (1924) 316; --Type: C.M. Weber 011 (AMES, holo; K, NY, S, SUNG, US, iso), Bancalan: 14-Oct-1916. --Stichorkis disticha auct. non Thouars; --Cootes, Philippine Native Orchid Species (2011) 246. Endemic to the Philippines. BANCALAN, LUZON: Laguna, Quezon, Rizal, MINDANAO: Davao, MINDORO, PALAWAN. Philippine specimens referred to Liparis disticha belong to this taxon. Liparis disticha (Thouars) Lindl. is a species from the W Indian Ocean.

Stigmatodactylus Maxim. ex Makino

1. Stigmatodactylus aquamarinus A.S.Rob. & E.Gironella, Phytotaxa 252 (2016) 103; --Type: Robinson AR003 (PPC, holo; transfer to PNH requested), Palawan: Mount Victoria Massif, 1460m, in mossy pads on matted tree roots and steep rock walls, 25-Jul-2007. Endemic to the Philippines. PALAWAN. Ultramafic rock, 1430-1680 m. Conservation status: Critically Endangered B2ac(iv); D (Robinson et al. 2016). Photos
   
2. Stigmatodactylus dalagangpalawanicum A.S.Rob., Phytotaxa 252 (2016) 100; --Type: Robinson AR002 (PPC, holo; transfer to PNH requested), Palawan: Mount Victoria Massif, 1600m, emergent from moss and leaf litter in thin humus layer overlying rocky ultramafic soil, 25-Jul-2007. Endemic to the Philippines. PALAWAN. Ultramafic rock, 1400-1700 m. Conservation status: Critically Endangered B2ac(iv); D (Robinson et al. 2016). Photos

Strongyleria (Pfitzer) Schuit., Y.P.Ng & H.A.Pedersen

1. Strongyleria hirsutipetala (Ames) Schuit., Y.P.Ng & H.A.Pedersen, Bot. J. Linn. Soc. 186 (2018) 201; --Pinalia hirsutipetala (Ames) W.Suarez & Cootes, OrchideenJ. 16 (2009) 70; --Trichotosia hirsutipetala (Ames) Schuit. & de Vogel, Blumea 48 (2003) 513; --Eria hirsutipetala Ames, Orchidaceae 7 (1922) 102; --Ames in Merr., EPFP 1 (1924) 369. --Type: BS 39124 Ramos & Edaño (AMES, holo; K, US, iso). Endemic to the Philippines. Photos

Styloglossum Breda = Calanthe

Taenia = Tainia

Taeniophyllum Blume

1. Taeniophyllum biocellatum J.J.Sm., Bull. Jard. Bot. Buitenzorg II, 9 (1913) 120; --Cootes, Philippine Native Orchid Species (2011) 248. Java, Philippines. MINDANAO: Bukidnon. Epiphytic at mid-elevation. Photos
2. Taeniophyllum bracteatum L.O.Williams, Bot. Mus. Leafl. 5 (1938) 168; --Microtatorchis aristata Garay, Bot. Mus. Leafl. 23 (1972) 187. Endemic to the Philippines.
3. Taeniophyllum compactum Ames, Orchidaceae 2 (1908) 247; --Ames in Merr., EPFP 1 (1925) 442; --Microtatorchis compacta (Ames) Schltr., Repert. Spec. Nov. Regni Veg. 10 (1911) 209; --Type: R.S. Williams 1937 (NY, holo; AMES, iso), Luzon: Baguio, 15-Sep-1904. Taiwan, Philippines. LUZON: Mountain Province, Benguet, NEGROS. Epiphyte up to 1700m in Mountain Province.
4. Taeniophyllum copelandii Ames, PJS 8 c (1913) Bot. 436; --Ames in Merr., EPFP 1 (1925) 442. Endemic to the Philippines.
5. Taeniophyllum elmeri Ames, LPB 5 (1912) 1588;--Ames in Merr., EPFP 1 (1925) 442. Endemic to the Philippines. LUZON: Laguna, Sorsogon, NEGROS, MINDANAO: Agusan. Epiphytic up to 1000m.
6. Taeniophyllum hasseltii Rchb.f., Xenia Orchid. 2 (186) 68. Java to Christmas Isl. and Philippines. LUZON: Quezon, MINDORO, PANAY. Reported for the Philippines by Raab Bustamante (18-Jun-15, pers. comm.). Photos
7. Taeniophyllum hirtum Blume, Bijdr. Fl. Ned. Ind. (1825) 356. Borneo, Java, Philippines (Jim Cootes, pers. comm., 2-Jan-20). MINDANAO: Misamis Oriental.
   
8. Taeniophyllum leytense Ames, Orchidaceae 5 (1920) 310; --Ames in Merr., EPFP 1 (1925) 442. Endemic to the Philippines.
9. Taeniophyllum merrillii Ames, PJS 6 c (1911) Bot. 56; --Ames in Merr., EPFP 1 (1925) 442. Endemic to the Philippines.
10. Taeniophyllum philippinense Rchb.f., Otia Bot. Hamburg. 1 (1878) 53; --Ames in Merr., EPFP 1 (1925) 443. Endemic to the Philippines. CEBU (photos by Pelser & Barcelona), LUZON: Cagayan, Kalinga-Apayao, Laguna, MINDORO, LEYTE, MINDANAO: Agusan, Zamboanga, PALAWAN. Epiphytic up to 150m. Photos
11. Taeniophyllum pulchellum Cootes, Cabactulan, Pimentel & M.Leon, OrchideenJournal 27 (2020) 9; --Type: De Leon MDL190701 (PNH, holo), Mindanao: Bukidnon, 1-Jul-2019. Endemic to the Philippines. MINDANAO: Bukidnon.
    
12. Taeniophyllum pusillum (Willd.) Seidenf. & Ormerod in Seidenf., Descr. Epidendrorum J.G. König 1791 (1995) 23; --Averyanov et al., Taiwania 61 (2016) 350; --Limodorum pusillum Willd., Sp. Pl. 4 (1805) 126. --Taeniophyllum obtusum Blume, Bijdr. Fl. Ned. Ind. 8 (1825) 357; --Cootes, Philippine Native Orchid Species (2011) 249. China, Vietnam, Cambodia, Thailand, Peninsular Malaysia, Sumatra, Java, Borneo, Philippines. MINDORO. Epiphytic at low elevation.
13. Taeniophyllum saccatum L.O.Williams, Bot. Mus. Leafl. 5 (1938) 169. Endemic to the Philippines. LEYTE, SAMAR. Epiphytic up to 700m. Photos

Tainia Blume

(Excluding species sometimes placed in Ania Lindl.)

1. Tainia maingayi Hook.f., Fl. Brit. Ind. 5 (1890) 822; --Cootes, Philippine Native Orchid Species (2011) 250. Thailand to W Malesia, Philippines. Photos
2. Tainia trinervis (Blume) Rchb.f., Bonplandia (Hannover) 5 (1857) 54; --Mitopetalum trinerve Blume, Mus. Bot. 2 (1856) 185. Borneo, Moluccas, New Guinea to Australia, Philippines. MINDORO.

Thecostele Rchb.f.

1. Thecostele alata (Roxb.) Parish & Rchb.f., Trans. Linn. Soc. 30 (1874) 135; --Ames in Merr., EPFP 1 (1925) 399; --Cymbidium alatum Roxb., Fl. Ind. ed. 1832, 3 (1832) 459. --Thecostele elmeri (Ames) Ames, PJS 8 c (1913) Bot. 434; --Pholidota elmeri Ames, LPB 5 (1912) 1557. Bangladesh to Malesia, Philippines. Photos

Thelasis Blume

1. Thelasis capitata Blume, Bijdr. (1825) 386; --Ames in Merr., EPFP 1 (1925) 393. Borneo, Java, Moluccas, Peninsular Malaysia, Sulawesi, Sumatra, Thailand, Philippines.
2. Thelasis carinata Blume, Bijdr. (1825) 386; --Ames in Merr., EPFP 1 (1925) 393. Thailand to SW Pacific, Philippines. Photos
3. Thelasis micrantha (Brongn.) J.J.Sm., Fl. Buitenz. 6 (Orch. Jav.) (1905) 495; --Ames in Merr., EPFP 1 (1925) 394; --Oxyanthera micrantha Brongn. in Duperrey, Voy. Monde (1834) 197. Indochina to New Guinea, Philippines. Photos
4. Thelasis obtusa Blume, Bijdr. (1825) 386; --Ames in Merr., EPFP 1 (1925) 394. Borneo, Java, Lesser Sunda Isls, Sumatra, Philippines.
5. Thelasis pygmaea (Griff.) Lindl., J. Proc. Linn. Soc., Bot. 3 (1859) 63; --Euproboscis pygmaea Griff., Calcutta J. Nat. Hist. 5 (1845) 372; --Type: from Nepal. --Thelasis triptera Rchb.f., Bonplandia 3 (1855) 219; --Ames in Merr., EPFP 1 (1925) 394. China, Hong Kong, India, Indonesia, Malaysia, Myanmar, Nepal, New Guinea, Solomon Isls, Taiwan, Thailand, Vietnam, Philippines. Photos
6. Thelasis succosa Carr, Gard. Bull. Straits Settlem. 7 (1932) 35. Peninsular Malaysia, Philippines. MINDANAO: Bukidnon (photos). Photos
   

Thelymitra J.R.Forst. & G.Forst.

1. Thelymitra javanica Blume, Bijdr. (1825) 419; --Ames in Merr., EPFP 1 (1924) 260. Java, Philippines. LUZON: Mountain Province, Benguet. On open slopes at 1350-2300m.

Thrixspermum Lour.

1. Thrixspermum acuminatissimum (Blume) Rchb.f., Xenia Orchid. 2 (1867) 121; --Ames in Merr., EPFP 1 (1925) 404; --Sarcochilus acuminatissimus (Blume) Rchb.f. in Walpers, Ann. Bot. Syst. 6 (1863) 498; --Aerides acuminatissimum (Blume) Lindl., Gen. Sp. Orchid. Pl. (1833) 240; --Dendrocolla acuminatissima Blume, Bijdr. (1825) 286. India to Malesia, Philippines. Photos
   • ssp. acuminatissimum. India to Malesia, Philippines.
2. Thrixspermum agusanense Ames, Orchidaceae 5 (1915) 201; --Ames in Merr., EPFP 1 (1925) 405. Endemic to the Philippines.
3. Thrixspermum amesianum L.O.Williams, Bot. Mus. Leafl. 6 (1938) 87. Endemic to the Philippines. Photos
4. Thrixspermum amplexicaule (Blume) Rchb.f., Xenia Orchid. 2 (1867) 121; --Ames in Merr., EPFP 1 (1925) 405; --Dendrocolla amplexicaulis Blume, Bijdr. (1825) 286; --Aerides amplexicaule (Blume) Lindl., Gen. Sp. Orchid. Pl. (1833) 239; --Orsidice amplexicaulis (Blume) Rchb.f., Bonplandia 2 (1854) 93; --Sarcochilus amplexicaulis (Blume) Rchb.f. in Walpers, Ann. Bot. Syst. 6 (1863) 499. Andaman Isls, China, Indonesia, Malaysia, New Guinea, Solomon Isls, Thailand, Vietnam, Philippines. Photos
5. Thrixspermum angustatum L.O.Williams, Bot. Mus. Leafl. 6 (1938) 90. Endemic to the Philippines. Photos
6. Thrixspermum bellamabantae Cabactulan, Cootes & R.B.Pimentel, OrchideenJ. 6 (2018) 19, as 'bellamabantaiae'; --Type: M.D. De Leon MDL1803021 (CAHUP073561, holo), Mindanao: Bukidnon, c. 1200m, 3-Mar-2018. Endemic to the Philippines. MINDANAO: Bukidnon. Photos
   
7. Thrixspermum bromeliforme W.Suarez, Aust. Orch. Rev. 74(3) (2009) 33. Endemic to the Philippines. Photos
8. Thrixspermum canaliculatum J.J.Sm., Bull. Jard. Bot. Buitenzorg ser. II, 13 (1914) 42; --O'Byrne, Malesian Orchid J. 18 (2016) 6. Borneo (Kalimantan, Sabah), Philippines. PALAWAN. Note by P.B. Pelser (22-Mar-20): Wally Suarez (pers. com., 22-Mar-20) considers this species not present in the Philippines and that reports of it refer to Thrixspermum wenzelii Ames. Photos
9. Thrixspermum celebicum Schltr., Repert. Spec. Nov. Regni Veg. 10 (1911) 205; --Cootes, Philippine Native Orchid Species (2011) 254. Indonesia, Philippines. LUZON: Aurora, ?NEGROS. Photos
10. Thrixspermum centipeda Lour., Fl. Cochinch. (1790) 520; --Sarcochilus centipeda (Lour.) Náves in Blanco, Fl. Filip., ed. 3, 13A (1880) 238. --Epidendrum thrixspermum Raeusch., Nomencl. Bot., ed. 3 (1797) 265. --Aerides flos-aeris Sw. in Schrader, J. Bot. 2 (1799) 233. --Thrixspermum arachnites (Blume) Rchb.f., Xenia Orchid. 2 (1868) 121; --Sarcochilus arachnites (Blume) Rchb.f. in Walpers, Ann. Bot. Syst. 6 (1863) 498; --Aerides arachnites (Blume) Lindl., Gen. Sp. Orchid. Pl. (1833) 238; --Dendrocolla arachnites Blume, Bijdr. (1825) 287. India to S China and Malesia, Philippines.
11. Thrixspermum cootesii W.Suarez, Austral. Orchid Rev. 74(3) (2009) 34. Endemic to the Philippines. Photos
12. Thrixspermum elmeri L.O.Williams, Bot. Mus. Leafl. 6 (1938) 81. Endemic to the Philippines. NEGROS (photos). Photos
13. Thrixspermum elongatum Ames, Orchidaceae 5 (1915) 203; --Ames in Merr., EPFP 1 (1925) 405; --Batuyong et al., Biodiversitas 21 (2020) 3974. Endemic to the Philippines. LUZON: Ilocos Norte. Photos
14. Thrixspermum eximium L.O.Williams, Bot. Mus. Leafl. 6 (1938) 84; --Type: M. Vanoverbergh s.n. (AMES, holo), Luzon: Jan-1911. Taiwan, Philippines. LUZON. Photos
15. Thrixspermum fantasticum L.O.Williams, Bot. Mus. Leafl. 6 (1938) 82; --Type: Wenzel 496 (AMES), Leyte: Jaro, Buenaviata, 500m, 14-Jul-1914. --Thrixspermum neglectum Fukuyama, Trans. Nat. Hist. Soc. Taiwan 32 (1942) 269. Ryukyu Isls, Taiwan, Philippines. LEYTE.
16. Thrixspermum fernandeziae Cootes, Cabactulan & M.Leon, OrchideenJ. 5 (2017) 12; --Type: M.D. De Leon 007/2017 (CMUH, holo), Mindanao: Bukidnon, 3-Dec-2016. Endemic to the Philippines. MINDANAO: Bukidnon. Photos
    
17. Thrixspermum filiforme (Hook.f.) Kuntze, Revis. Gen. Pl. 2 (1891) 682; --Schuiteman et al., Cambodian J. Nat. Hist. (2015) 137; --Ormerod et al., Harvard Papers in Botany 24 (2019) 289; --Cordiglottis filiformis (Hook.f.) Garay, Bot. Mus. Leafl., 23(4) (1972) 176; --Sarcochilus filiformis Hook.f., Fl. Brit. Ind. 6 (1890) 39; --Type: from Malaysia. Thailand, Peninsular Malaysia, Singapore, Philippines. SIBUYAN. Epiphyte, c. 300m.
18. Thrixspermum hystrix (Blume) Rchb.f., Trans. Linn. Soc. London 30 (1874) 145; --Grosourdya hystrix (Blume) Rchb.f., Xenia Orchid. 2 (1868) 123; --Sarcochilus hystrix (Blume) Rchb.f. in Walpers, Ann. Bot. Syst. 6 (1863) 500; --Aerides hystrix (Blume) Lindl., Gen. Sp. Orchid. Pl. (1833) 242; --Dendrocolla hystrix Blume, Bijdr. (1825) 291. --Thrixspermum elegans (Rchb.f.) Kuntze, Revis. Gen. Pl. 2 (1891) 682; --Grosourdya elegans Rchb.f., Bot. Zeitung (Berlin) 22 (1864) 297. Indochina to Malesia, Philippines. Photos
19. Thrixspermum integrum L.O.Williams, Bot. Mus. Leafl. 6 (1938) 85. Endemic to the Philippines. Photos
20. Thrixspermum ligulatum L.O.Williams, Bot. Mus. Leafl. 6 (1938) 93. Endemic to the Philippines. Photos
21. Thrixspermum linearifolium Ames, Orchidaceae 5 (1915) 205; --Ames in Merr., EPFP 1 (1925) 405. Endemic to the Philippines. Photos
22. Thrixspermum merguense (Hook.f.) Kuntze, Rev. Gen. Pl. (1891) 682; --Dendrocolla merguensis (Hook.f.) Ridl., J. Linn. Soc., Bot. 32 (1896) 380; --Sarcochilus merguensis Hook.f., Fl. Brit. India 6 (1890) 40; --Type: from Myanmar. --Thrixspermum bicristatum Ames, Orchidaceae 5 (1915) 202; --Ames in Merr., EPFP 1 (1925) 405. --Thrixspermum comans J.J.Sm., Bull. Dép. Agric. Indes Néerl. 13 (1907) 61. Malaysia, Myanmar, Java, Taiwan, Thailand, Vietnam, Philippines. MINDANAO: Davao Oriental (photos). Photos
23. Thrixspermum nicolasiorum Calaramo, Cootes & Naive, Die Orchidee 4 (2018) 44; --Type: Calaramo 14603 (HNUL12561, holo), Luzon: Ilocos Norte Prov., growing in dry seasonal forest fragments, 400m, 14-Feb-2015. Endemic to the Philippines. LUZON: Ilocos Norte. Conservation status: Vulnerable B1ab(iii) (Calaramo et al. 2018).
    
24. Thrixspermum pellicerae Cootes, Cabactulan, Pimentel & M.Leon, OrchideenJournal 27 (2020) 11; --Type: De Leon MDL1907015 (PNH, holo), Mindanao: Bukidnon, 1-Jul-2019. Endemic to the Philippines. MINDANAO: Bukidnon.
    
25. Thrixspermum pensile Schltr., Bot. Jahrb. Syst. 45, Beibl. 104 (1911) 59; --Cootes, Philippine Native Orchid Species (2011) 257; --O'Byrne, Malesian Orchid J. 18 (2016) 6; --Type: from Sumatra. Java, Sumatra, Taiwan, Thailand, Philippines. LEYTE, LUZON: Aurora, MINDORO, PALAWAN. Photos
26. Thrixspermum quinquelobum Ames, Orchidaceae 5 (1915) 206; --Ames in Merr., EPFP 1 (1925) 405. Endemic to the Philippines. Photos
27. Thrixspermum ravanii Cootes & G.Tiong, OrchideenJ. (2012) 1, nom. inval. (Not effectively published. See Art. 30.2, ex. 5). Photos
28. Thrixspermum robinsonii Ames, Orchidaceae 5 (1915) 207; --Ames in Merr., EPFP 1 (1925) 405. Endemic to the Philippines. Photos
29. Thrixspermum rostratum Ames, Orchidaceae 5 (1915) 208; --Ames in Merr., EPFP 1 (1925) 406. Endemic to the Philippines. Photos
30. Thrixspermum subulatum (Blume) Rchb.f., Xenia Orchid. 2 (1867) 122; --Ames in Merr., EPFP 1 (1925) 406; --Sarcochilus subulatus (Blume) Rchb.f. in Walpers, Ann. Bot. Syst. 6 (1863) 500; --Aerides subulatum (Blume) Lindl., Gen. Sp. Orchid. Pl. (1833) 241; --Dendrocolla subulata Blume, Bijdr. (1825) 291; --Type: from Java. Java, Taiwan, Philippines. Photos
31. Thrixspermum vanoverberghii Ames, PJS 8 c (1913) Bot. 438; --Ames in Merr., EPFP 1 (1925) 405. Endemic to the Philippines.
32. Thrixspermum weberi Ames, Orchidaceae 7 (1922) 134; --Ames in Merr., EPFP 1 (1925) 406. Endemic to the Philippines.
33. Thrixspermum wenzelii Ames, Orchidaceae 5 (1915) 209; --Ames in Merr., EPFP 1 (1925) 406. Endemic to the Philippines. Note by P.B. Pelser (9-Jan-20): Ron Boos considers this a synonym of Thrixspermum canaliculatum J.J.Sm. (pers. comm., 3-Jan-20). Photos

Trachoma Garay

Last edited by Pieter B. Pelser, 2 January 2020

Photos

1. Trachoma brevirhachis (L.O.Williams) Garay, Bot. Mus. Leafl. 23 (1972) 208; --Tuberolabium brevirhachis (L.O.Williams) J.J.Wood, Nordic J. Bot. 10 (1990) 481; --Saccolabium brevirhachis L.O.Williams, Bot. Mus. Leafl. 6 (1938) 109. Endemic to the Philippines. Photos
2. Trachoma minuta (W.Suarez) Kocyan & Schuit., Phytotaxa 161 (2014) 76; --Tuberolabium minutum W.Suarez, Austral. Orchid Rev. 76 (2011) 53; --Type: W. Suarez s.n. (NSW 773439, holo), Luzon, Nueva Vizcaya. Endemic to the Philippines. LUZON: Nueva Vizcaya.
3. Trachoma phillipsii (Choltco) Kocyan & Schuit., Phytotaxa 161 (2014) 76; --Tuberolabium phillipsii Choltco, Orchids (West Palm Beach) 76(3) (2007) 220. Endemic to the Philippines. Photos
4. Trachoma rhopalorrhachis (Rchb.f.) Garay, Bot. Mus. Leafl. 23 (1972) 208; --Tuberolabium rhopalorrhachis (Rchb.f) J.J.Wood, Nordic J. Bot. 10 (1990) 482; --Saccolabium rhopalorrhachis (Rchb.f.) J.J.Sm., Orch. Java (1905) 644; --Thrixspermum rhopalorrhachis (Rchb.f.) Rchb.f., Xenia Orchid. 2 (1868) 121; --Sarcochilus rhopalorrhachis (Rchb.f.) Rchb.f. in Walpers, Ann. Bot. Syst. 6 (1863) 500; --Dendrocolla rhopalorrhachis Rchb.f., Bonplandia 5 (1857) 40. Indochina to W and C Malesia, Philippines.
5. Trachoma sarcochiloides (Schltr.) W.Suarez & Cootes, Philiip. Orch. Rev. 15(2) (2007) 20; --Tuberolabium sarcochiloides (Schltr.) Garay, Bot. Mus. Leafl. 23 (1972) 210; --Saccolabium sarcochiloides Schltr., Orchis 5 (1911) 61; --Ames in Merr., EPFP 1 (1925) 432. --Saccolabium loheri Ames, Orchidaceae 5 (1915) 228; --Ames in Merr., EPFP 1 (1925) 432. Moluccas, Philippines. LUZON: Nueva Vizcaya, Zambales, Quezon. Photos

Trichoglottis Blume

1. Trichoglottis agusanensis Ames & Quisumb., PJS 59 (1936) 10; --Staurochilus agusanensis (Ames & Quisumb.) Fessel & Lückel, Orchidee (Hamburg) 49 (1998) 47. Endemic to the Philippines. MINDANAO: Agusan. Epiphyte. Photos
2. Trichoglottis amesiana L.O.Williams, PJS 65 (1938) 393; --Batuyong et al., Biodiversitas 21 (2020) 3974. Endemic to the Philippines. LUZON: Cavite, Ilocos Norte, Nueva Ecija, Nueva Vizcaya. Epiphytic, c. 1200m.
3. Trichoglottis apoensis T.Hashim., Ann. Tsukuba Bot. Gard. 10 (1991) 27. --Trichoglottis apoensis T.Hashim. ssp. alba Agoo, Philipp. Scientist 43 (2007) 35. Endemic to the Philippines. Photos
4. Trichoglottis atropurpurea Rchb.f., Linnaea 41 (1876) 30; --Ames in Merr., EPFP 1 (1925) 439. --Trichoglottis brachiata Ames, Orchidaceae 7 (1922) 136; --Ames in Merr., EPFP 1 (1925) 440. Endemic to the Philippines. LUZON: Quezon, CATANDUANES, PALAWAN, LEYTE, BILIRAN, MINDANAO: Agusan, Surigao. Photos
5. Trichoglottis bataanensis Ames, Orchidaceae 1 (1905) 105; --Ames in Merr., EPFP 1 (1925) 439. Endemic to the Philippines. LUZON: Bataan, Laguna, Nueva Ecija, Nueva Vizcaya, Pangasinan, Quezon, Rizal, Zambales, MINDORO, POLILLO, PALAWAN, MINDANAO: Agusan, Surigao. Epiphytic at low elevation. By some considered a synonym of Trichoglottis subviolacea (Llanos) Merr. Photos
6. Trichoglottis brachystachya (Kraenzl.) Garay, Bot. Mus. Leafl. 23 (1972) 209; --Cleisostoma brachystachyum Kraenzl., Ann. Nat. Hofmus. Wien 30 (1916) 62. Endemic to the Philippines.
7. Trichoglottis celebica Rolfe, Bull. Misc. Inform. Kew 1899 (1899) 130. --Trichoglottis calochila L.O.Williams, PJS 65 (1938) 395. Borneo, Java, Lesser Sunda Isls, Malaysia, Sulawesi, Sumatra, Philippines. LUZON: Nueva Vizcaya, Rizal, MINDORO, BOHOL, LEYTE, SAMAR, MINDANAO: Davao. Epiphytic or lithophytic, up to 700m. Trichoglottis calochila L.O.Williams is considered a synonym of Trichoglottis celebica Rolfe by Jim Cootes (pers. comm. 22-may-18). Photos
8. Trichoglottis chrysochila (Kraenzl.) Ormerod & Cootes, Harvard Papers in Botany 17 (2012) 179; --Cleisostoma chrysochilum Kraenzl., Repert. Spec. Nov. Regni Veg. 8 (1910) 545; --Type: A. Loher s.n. (holo, lost); A. Loher 14652 (AMES, neo). --Trichoglottis intermedia L.O.Williams, PJS 65 (1938) 392; --Staurochilus intermedius (L.O.Williams) Fessel & Lückel, Orchidee (Hamburg) 49 (1998) 47. --Trichoglottis intermedia L.O.Williams var. marginata Agoo, Philipp. Scientist 43 (2007) 36. Endemic to the Philippines. LUZON: Quezon, Rizal, LEYTE. Photos
9. Trichoglottis corazoniae Naive & Martyr, Lakesteriana 18 (2018) 81; --Staurochilus corazoniae (Naive & J.C.Martyr) Cootes, Orchids Austral. 32 (2020) 10; --Type: M.A. Naive 024/2017 (CMUH, holo; HNUL, iso), Negros: Negros Occidental, Don Salvador Benedicto, Northern Negros Natural Park, 700m, 12-Apr-2016. Endemic to the Philippines. NEGROS. Conservation status: Data Deficient (Naive & Matryr 2018). Photos
   
10. Trichoglottis fasciata Rchb.f., Flora 55 (1872) 137; --Staurochilus fasciatus (Rchb.f.) Ridl., J. Linn. Soc., Bot. 32 (1896) 351; --Stauropsis fasciata (Rchb.f.) Benth. & Hook.f. ex Jackson, Index Kew. 2 (1895) 982. --Staurochilus leytensis (Ames) Christenson, Sida 21 (2005) 2051; --Vandopsis leytensis Ames, Orchidaceae 5 (1915) 222. Conservation status: Endangered (DAO 2017-11 as Staurochilus leytensis).
11. Trichoglottis geminata (Teijsm. & Binn.) J.J.Sm., Orch. Ambon (1905) 106; --Sarcanthus geminatus Teijsm. & Binn., Tijdschr. Ned.-Indië 29 (1867) 243; --Type: from Indonesia. --Trichoglottis oblongifolia Rolfe, Bull. Misc. Inform. Kew (1899) 130. --Stauropsis wenzelii (Ames) Ames & Quisumb., PJS 52 (1934) 467; --Trichoglottis wenzelii Ames, PJS 8 c (1913) Bot. 440; --Ames in Merr., EPFP 1 (1925) 440. --Trichoglottis solerederi Kraenzl., Repert. Spec. Nov. Regni Veg. 8 (1910) 98; --Ames in Merr., EPFP 1 (1925) 440; --Type: Loher s.n. cult. (B?, holo, lost), Luzon. Borneo, Sulawesi, ?Sumatra, Philippines. LUZON: Camarines Sur, Laguna, Quezon, MINDORO, POLILLO, LEYTE, NEGROS, SAMAR, MINDANAO: Agusan, Cotabato, Davao, Surigao, Zamboanga, BASILAN, TAWI-TAWI. Epiphytic or lithophytic, up to 300m. Photos
12. Trichoglottis guibertii (Linden & Rchb.f.) Rchb.f., Gard. Chron. (1872) 699; --Trichoglottis guibertii (Linden & Rchb.f.) J.J.Sm., Natuurw. Tijdschr. Ned.-Indië 72 (1912) 108; --Staurochilus guibertii (Linden & Rchb.f) Christenson, Proc. World Orchid Conf. 14 (1994) 215; --Vanda guibertii (Linden & Rchb.f.) Linden ex Rchb.f., Bot. Zeitung (Berlin) 20 (1862) 375; --Cleisostoma guibertii Linden & Rchb.f., Bot. Zeitung (Berlin) 20 (1862) 375. Endemic to the Philippines. LUZON: Quezon, BILIRAN, LEYTE, MINDANAO: Davao. Epiphytic and lithophytic up to 500 m. Photos
13. Trichoglottis ionosma (Lindl.) J.J.Sm. ex Hayata, Bot. Mag. (Tokyo) 29 (1915) 195; --Staurochilus ionosmus (Lindl.) Schltr., Orchideen (1914) 578; Repert. Spec. Nov. Regni Veg. Beihefte 4 (Orch. Sino-Jap. Prodr.) (1919) 287; --Ames in Merr., EPFP 1 (1925) 441; --Cleisostoma ionosmum Lindl., Edwards’s Bot. Reg. 33 (1847) t. 41. --Epidendrum lineare Blanco, Fl. Filip. (1837) 644, nom. illeg., auct. non Jacq. ?Ryukyu Isls, ?Taiwan, possible endemic to the Philippines. LUZON: Bataan, Camarines, Quezon, Rizal, MINDANAO: Agusan. Epiphytic, 300-1300m.
14. Trichoglottis latisepala Ames, PJS 4 c (1909) Bot. 675; --Ames in Merr., EPFP 1 (1925) 440. --Trichoglottis latisepala var. tricarinata T.Hashim., Ann. Tsukuba Bot. Gard. 10 (1991) 30. Endemic to the Philippines. LUZON: Camarines Sur, Laguna, Nueva Ecija, Nueva Vizcaya, Quezon, Rizal, CATANDUANES, MINDORO, BANCALAN, LUMBUCAN, PALAWAN, LEYTE, NEGROS, SAMAR, MINDANAO: Agusan, Bukidnon, Davao, Zamboanga, TAWI-TAWI. Epiphytic, up to 1000m. Photos
15. Trichoglottis loheriana (Kraenzl.) L.O.Williams, PJS 65 (1938) 388; --Staurochilus loherianus (Kraenzl.) Christenson, Orchid Atlas 8 (1992) 251; --Acampe loheriana Kraenzl., Repert. Spec. Nov. Regni Veg. 17 (1921) 386; --Ames in Merr., EPFP 1 (1925) 429. --Vandopsis davisii Ames & Quisumb., PJS 49 (1932) 497. Endemic to the Philippines. LUZON: Quezon, Rizal, SAMAR. Epiphytic, up to 900m. Conservation status: Endangered (DAO 2017-11). Photos
16. Trichoglottis luchuensis (Rolfe) Garay & H.R.Sweet, Bot. Mus. Leafl. 23 (1972) 209; --Trichoglottis ionosma var. luchuensis (Rolfe) S.S.Ying, Col. Ill. Indig. Orch. Taiwan 1(2) (1977) 507; --Staurochilus luchuensis (Rolfe) Fukuyama, Trans. Nat. Hist. Soc. Taiwan 32 (1942) 270; --Pomatocalpa luchuense (Rolfe) Tang & F.T.Wang, Acta Phytotax. Sin. 1 (1951) 99; --Vandopsis luchuensis (Rolfe) Schltr., Repert. Spec. Nov. Regni Veg. 10 (1911) 196; --Stauropsis luchuensis Rolfe, Bull. Misc. Inform. Kew (1907) 131. Ryukyu Isls, Taiwan, Philippines. LUZON: Quezon, MINDANAO: Agusan. Photos
17. Trichoglottis luzonensis Ames, Orchidaceae 5 (1915) 255; --Staurochilus luzonensis(Ames) Ames in Merr., EPFP 1 (1925) 442; --Trichoglottis ionosma var. luzonensis (Ames) S.S.Ying, Col. Ill. Indig. Orch. Taiwan 1(2) (1977) 507. --Vandopsis kupperiana Kraenzl., Repert. Spec. Nov. Regni Veg. 17 (1921) 390. Endemic to the Philippines. LUZON: Quezon, Camarines Sur, MINDANAO: Agusan. Epiphyte, up to c. 400m in Agusan. Conservation status: Endangered (DAO 2017-11). Photos
18. Trichoglottis mimica L.O.Williams, PJS 65 (1938) 389; --Staurochilus mimicus (L.O.Williams) Lubag-Arquiza & Christenson, Orchid Digest 71 (2007) 23. Endemic to the Philippines. MINDANAO: Agusan, Misamis. Epiphytic, low to medium elevation. Photos
19. Trichoglottis mindanaensis Ames, PJS 8 c (1913) Bot. 439; --Ames in Merr., EPFP 1 (1925) 440. --Trichoglottis mindanaensis f. lutea Agoo, Philip. Scientist 43 (2007) 37. Endemic to the Philippines. LUZON: Camarines, Isabela, Sorsogon, MINDORO, LEYTE, PANAY, SAMAR, MINDANAO: Agusan, Davao, Lanao, Surigao, Zamboanga. Epiphytic at low elevation. Photos
20. Trichoglottis philippinensis Lindl., Ann. & Mag. Nat. Hist. 15 (1845) 386; --Ames in Merr., EPFP 1 (1925) 440; --Staurochilus philippinensis (Lindl.) Backer, Bekn. Fl. Java 12 (3), Fam. 244 (1952) 424; --Arachnis philippinensis (Lindl.) Ames, Orchidee (Hamburg) 7 (1938) 90; --Stauropsis philippinensis (Lindl.) Rchb.f., Hamburger Garten- Blumenzeitung 16 (1860) 117. Borneo, Philippines. LUZON: Bulacan, Camarines, Cavite, Laguna, Rizal, CATANDUANES, PALAWAN, CEBU, NEGROS, MINDANAO: Davao, Misamis, Surigao, Zamboanga, TAWI-TAWI. Epiphytic, up to 300m. Photos
21. Trichoglottis rosea (Lindl.) Ames in Merr., EPFP 1 (1925) 440; --Pomatocalpa roseum (Lindl.) J.J.Sm., Natuurw. Tijdschr. Ned.-Indië 72 (1912) 106; --Cleisostoma roseum Lindl., Edwards’s Bot. Reg. 24 (Misc.) (1838) 80; --Type: Cuming s.n. (K-LINDL, holo). --Trichoglottis flexuosa Rolfe ex Ames, Orchidaceae 1 (1905) 107. --Trichoglottis rosea var. breviracema (Hayata) T.S.Liu & H.J.Su, Fl. Taiwan 5 (1978) 1120; --Trichoglottis breviracema (Hayata) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 4 (1919) 286; --Pomatocalpa breviracemum (Hayata) Hayata, Icon. Pl. Formosan. 4 (1915) Add. & Corr.; --Cleisostoma breviracemum Hayata, J. Coll. Sci. Imp. Univ. Tokyo 30(1) (1911) 338. --Trichoglottis oblongisepala (Hayata) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 4 (1919) 286; --Pomatocalpa oblongisepalum (Hayata) Hayata, Icon. Pl. Formos. 4 (1915) Add. & Corr.; --Cleisostoma oblongisepalum Hayata, Icon. Pl. Formos. 2 (1912) 134. Taiwan, Borneo, Philippines. LUZON: Bataan, Bulacan, Camarines, Laguna, Quezon, Zambales, MINDORO, LEYTE, PANAY, MINDANAO: Agusan, Bukidnon, Surigao. Epiphytic, up to 1200m. Photos
22. Trichoglottis subviolacea (Llanos) Merr., Sp. Blancoanae (1918) 116; --Cleisostoma subviolaceum (Llanos) Rchb.f., Bonplandia 10 (1862) 335; --Synptera subviolacea Llanos, Fragm. Pl. Philip. (1851) 98. Endemic to the Philippines.
23. Trichoglottis tamesisii Quisumb. & Schweinf., Philip. Orch. Rev. 6, No. 1 (1955) 3; --Staurochilus tamesisii (Quisumb. & Schweinf.) Fessel & Lückel, Orchidee 49 (1998) 47. Endemic to the Philippines. LEYTE, SAMAR, MINDANAO: Surigao. Epiphytic at medium elevation.

Trichotosia Blume

1. Trichotosia binabayensis (Ames) Kraenzl. in Engl., Pflanzenreich, IV, 50(50) (1911) 141; --Eria binabayensis Ames, PJS 2 c (1907) Bot. 329; --Ames in Merr., EPFP 1 (1924) 365. Endemic to the Philippines.
2. Trichotosia fusca (Blume) Kraenzl. in Engl., Pflanzenreich, IV, 50(50) (1911) 145; --Pinalia fusca (Blume) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Eria fusca Blume, Ann. Mus. Bot. Lugd.-Bat. 2 (1856) 183; --Ames in Merr., EPFP 1 (1924) 368. --Pinalia ciliata (Miq.) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Trichotosia ciliata (Miq.) Teijsm. & Binn., Tijdschr. Ned.- Indië 5 (1853) 492; --Eria ciliata Miq., Fl. Ned. Ind. 3 (1859) 659. --Trichotosia hirta (Blume) Kraenzl. in Engl., Pflanzenreich IV, 50(50) (1911) 145, nom. inval.; --Pinalia hirta (Blume) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Eria hirta Blume, Mus. Bot. 2 (1856) 184.
3. Trichotosia halconensis (Ames) Kraenzl. in Engl., Pflanzenreich IV, 50(50) (1911) 149; --Eria halconensis Ames, PJS 2 c (1907) Bot. 330; --Ames in Merr., EPFP 1 (1924) 368. Endemic to the Philippines. MINDORO, PANAY.
4. Trichotosia lagunensis (Ames) Schuit. & de Vogel, Blumea 48 (2003) 513; --Eria lagunensis Ames, Orchidaceae 5 (1915) 150; --Ames in Merr., EPFP 1 (1925) 370; --Type: Serrato s.n. (AMES, holo; AMES 3 sheets, BM, GH, L, NY, PNH, US, iso). Endemic to the Philippines. Photos
5. Trichotosia leytensis (Ames) Schuit. & de Vogel, Blumea 48 (2003) 513; --Eria leytensis Ames, PJS 8 c (1913) Bot. 427; --Ames in Merr., EPFP 1 (1924) 370. --Type: Wenzel 17 (AMES, holo; BM, BO, NY, iso). Endemic to the Philippines.
6. Trichotosia mcgregorii (Ames) Schuit. & de Vogel, Blumea 48 (2003) 513; --Eria mcgregorii Ames, Orchidaceae 5 (1915) 153; --Ames in Merr., EPFP 1 (1925) 372. --Type: BS 19876 McGregor (AMES, holo; BO, iso). Endemic to the Philippines.
7. Trichotosia odorifera (Leav.) Kraenzl. in Engl., Pflanzenreich IV, 50(50) (1911) 153; --Eria odorifera Leav., PJS 4 c (1909) Bot. 223; --Ames in Merr., EPFP 1 (1925) 372. Endemic to the Philippines. Photos
8. Trichotosia ramosii (Leav.) Kraenzl. in Engl., Pflanzenreich IV, 50(50) (1911) 156; --Eria ramosii Leav., PJS 4 c (1909) Bot. 224; --Ames in Merr., EPFP 1 (1925) 374. Endemic to the Philippines. Photos
9. Trichotosia vulpina (Rchb.f) Kraenzl. in Engl., Pflanzenreich IV, 50(50) (1911) 141; --Pinalia vulpina (Rchb.f.) Kuntze, Revis. Gen. Pl. 2 (1891) 679; --Eria vulpina Rchb.f., Bonplandia 3 (1855) 222; --Ames in Merr., EPFP 1 (1925) 375. Philippines to Vanuatu. Photos

Tropidia Lindl.

1. Tropidia angulosa (Lindl.) Blume, Coll. Orchid. (1859) 122; --Ormerod, Harvard Papers in Botany 23 (2018) 77; --Decaisnea angulosa Lindl. in Wall., Numer. List: 7388 (1832), nom. inval.; --Cnemidia angulosa Lindl., Edwards’s Bot. Reg. 19 (1833) t. 1618; --Type: from India. --Tropidia calcarata Ames, PJS 7 c (1912) Bot. 7; --Ames in Merr., EPFP 1 (1924) 279. Bangladesh, Bhutan, China, Flores, India, Java, Malaysia, Myanmar, Sumatra, Taiwan, Thailand, Vietnam, Philippines. LUZON: Rizal, Laguna.
2. Tropidia mindorensis Ames, PJS 2 c (1907) Bot. 315; --Ames in Merr., EPFP 1 (1924) 279. Endemic to the Philippines. MINDORO: Mindoro Oriental (Binabay River). Terrestrial in humid forest at 300m.
3. Tropidia pedunculata Blume, Coll. Orchid. (1859) 122; --Ormerod, Harvard Papers in Botany 23 (2018) 81; --Type: from Sumatra. --Tropidia mindanaensis Ames, LPB 5 (1912) 1553; --Ames in Merr., EPFP 1 (1924) 279; --Type: Elmer 11785 (AMES, holo; F, NY, iso), Mindanao: Davao District, Todaya, Mt Apo, Sep-1909. Indonesia, Malaysia, Papua New Guinea, Philippines. LUZON: Laguna, MINDANAO: Davao (Mt Apo, Todaya), Zamboanga del Norte.
4. Tropidia robinsonii Ames, Sched. Orchid. 6 (1923) 16; --Ames in Merr., EPFP 1 (1924) 279. Endemic to the Philippines. LUZON (Tayabas).
5. Tropidia schlechteriana J.J.Sm., Bull. Dept. Agric. Indes Neerl. xv (1908) 1; --Ormerod, Harvard Papers in Botany 23 (2018) 82; --Type: from Moluccas. --Tropidia triloba J.J.Sm., Bull. Dépt. Agric. Indes Néerl. 19 (1908) 38; --Type: from Indonesia. Moluccas, New Guinea, Philippines. LUZON: Sorsogon, MINDANAO: Agusan, Surigao, MINDORO, NEGROS, POLILLO. Photos
6. Tropidia septemnervis (Schauer) Rchb.f., Linnaea 25 (1852) 230; --Ames in Merr., EPFP 1 (1924) 279; --Ormerod, Harvard Papers in Botany 23 (2018) 82; --Ptychochilus septemnervis Schauer, Nov. Actorum Acad. Caes. Leop.-Carol. Nat. Cur. 19(Suppl. 1) (1843) 431; --Type: F.J.F. Meyen s.n. (B, holo, lost; K-L, lecto), Luzon: toward Manila, Oct-1931. --Tropidia minor Ames, Orchidaceae (Ames) 2 (1908) 65; --Type: Merrill 4204 (AMES, holo), Luzon: Pampanga, lower slopes of Mt Arayat, 5-200m, 15-Sep-1905. Endemic to the Philippines. BUSUANGA, LUZON: Bataan, Bulacan, Nueva Ecija, Pampanga, Laguna, MINDORO, LEYTE. Terrestrial in forest at 500m in LEYTE. Photos
7. Tropidia somae Hayata, Icon. Pl. Formos. 6 (1916) 85; --Type: from Taiwan. Nansei-shoto to Taiwan, Philippines. LUZON: Nueva Vizcaya (photos). Photos

Tuberolabium Yamam.

1. Tuberolabium escritorii (Ames) Garay, Bot. Mus. Leafl. 23 (1972) 210; --Saccolabium escritorii Ames, Orchidaceae 5 (1915) 227; --Ames in Merr., EPFP 1 (1925) 432; --Parapteroceras escritorii (Ames) J.J.Wood, Nordic J. Bot. 10 (1990) 485. Endemic to the Philippines.
2. Tuberolabium kotoense Yamam., Bot. Mag. (Tokyo) 38 (1924) 209; --Agoo, Philippine J. Syst. Biol. 1 (2007) 97; --Tsia et al., Plant Syst. Evol. 288 (2010) 84; --Saccolabium kotoense (Yamam.) Yamam., Icon. Pl. Formos., Suppl. 2 (1926) 6; --Type: from Taiwan. Taiwan, Philippines.
3. Tuberolabium quisumbingii (L.O.Williams) Christenson, Lindleyana 7(2) (1992) 92; --Saccolabium quisumbingii L.O.Williams, Bot. Mus. Leafl. 6 (1938) 110. Endemic to the Philippines. Photos
   
   • var. quisumbingii.
   • var. xanthum Choltco, Orchids (West Palm Beach) 76(3) (2007) 221; --Tuberolabium quisumbingii (L.O.Williams) Christenson var. xanthum Choltco, Orchids (West Palm Beach) 76(3) (2007) 221.
4. Tuberolabium woodii Choltco, Orchids (West Palm Beach) 75 (2006) 923. Endemic to the Philippines. Photos
5. Tuberolabium zollingeri (Rchb.f.) Ormerod & Juswara, Harvard Pap. Bot. 24 (2019) 30; --Aerides zollingeri Rchb.f., Bonplandia 5 (1857) 40; --Type: from Java. Java, Lesser Sunda Isls, Philippines (Jim Cootes, pers. comm., 2-Jan-20).
   
   

Vanda R.Br.

1. Vanda aurantiaca (Schltr.) L.M.Gardiner, Phytotaxa 61 (2012) 49; --Ascocentrum aurantiacum (J.J.Sm.) Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 975; --Saccolabium aurantiacum J.J.Sm., Bull. Dep. Agric. Indes Néerl. 43 (1910) 71. Photos
   • ssp. philippinensis (Christenson) L.M.Gardiner, Phytotaxa 61 (2012) 49; --Ascocentrum aurantiacum ssp. philippinense Christenson, Lindleyana 7 (1992) 88; --Cootes, Orch. Philip. (2001) 29. Endemic to the Philippines. LUZON: Aurora, Laguna, Nueva Vizcaya, Quezon, Rizal, MINDANAO: Lanao del Sur, Davao del Norte, Davao del Sur, Agusan del Sur. Epiphytic in deep shade to 1200m. Epiphyte up to 1200m.
2. Vanda barnesii W.E.Higgins & Motes, Orchid Digest 76(4) (2012) 241; --Type: Carson Barnes s.n. (SEL, holo), Luzon: 1200-1600m. Endemic to the Philippines. LUZON.
   
3. Vanda cootesii Motes, Lankesteriana 16 (2016) 341; --Type: M. Motes 13 (FTG, holo), Mindanao: Cotabato, cultivated. Endemic to the Philippines. MINDANAO. Conservation status: Data Deficient (Motes 2016). Photos
   
4. Vanda × feliciae Cootes, OrchideenJ. 26 (2019) 85, as 'feliciai'; --Type: JEC001/2018 (NSW942696, holo), Luzon: Nueva Ecija, 15-Apr-2018. Endemic to the Philippines. LUZON: Nueva Ecija. Natural hybrid between Vanda lamellata var. boxallii and Vanda ustii. Photos
   
5. Vanda furva (L.) Lindl., Gen. Sp. Orchid. Pl. (1833) 215; --Epidendrum furvum L., Sp. Pl. ed. 2 (1763) 1348. Moluccas, Bismarck Isls, New Guinea, Philippines.
   
6. Vanda javierae D.Tiu ex Fessel & Lückel, Orchidee (Hamburg) 41 (1990) 146; --Vanda javierae D.Tiu, Philipp. Orch. Rev. A6(2) (1984) 16, as 'javieriae', nom. inval. (without Latin descr.). Endemic to the Philippines. LUZON: Pangasinan. Epiphyte, usually close to water, c. 1200m. Conservation status: Endangered (DAO 2017-11). Photos
   
7. Vanda lamellata Lindl., Bot. Reg. 24 (1838) Misc. 66; --Ames in Merr., EPFP 1 (1925) 429; --Type: Loddiges s.n., Luzon: Manila. --Vanda clitellaria Rchb.f., Flora 55 (1872) 277; --Ames in Merr., EPFP 1 (1925) 429. --Vanda vidalii Boxall ex Náves in Blanco, Fl. Filip., ed. 3, 13 (1880) 240. Borneo, Marianas, Ryukyu Isls, Taiwan, Philippines. Conservation status: Critically Endangered (DAO 2017-11). Photos
   • var. boxallii Rchb.f., Gard. Chron., n.s., 13 (1880) 743; --Ames in Merr., EPFP 1 (1925) 430; --Vanda boxallii (Rchb.f.) Rchb.f., Gard. Chron., n.s., 15 (1881) 366.
   • var. calayana Valmayor & D.Tiu, Philipp. Orchid Rev. A-V (1983) 24.
   • var. lamellata. --Vanda lamellata var. calayana Valmayor & D.Tiu, Philipp. Orchid Rev. A-V(3) (1983) 24. Borneo, Nansei-shoto, Taiwan, Marianas, Philippines.
   • var. remediosae Ames & Quisumb., PJS 52 (1933) 461. 
8. Vanda luzonica Loher ex Rolfe, Orch. Rev. 23 (1915) 137; --Ames in Merr., EPFP 1 (1925) 430. Endemic to the Philippines. LUZON: Zambales, Bulacan, Rizal. Epiphyte, c. 500m. According to Cootes (2001), once common on Mt Pinatubo, but population here probably much decimated by the latter’s eruption in 1991. Conservation status: Endangered (DAO 2017-11). Photos
9. Vanda mariae Motes, Lankesteriana 16 (2016) 337; --Type: M. Motes 2 (FTG, holo), cultivated. --Vanda limbata auct. non Blume. Endemic to the Philippines. Conservation status: Data Deficient (Motes 2016). Photos
   
10. Vanda merrillii Ames & Quisumb., PJS 47 (1932) 211. Endemic to the Philippines. Conservation status: Endangered (DAO 2017-11). Photos
    • var. merrillii.
    • var. immaculata Ames & Quisumb., PJS 52 (1933) 462.
    • var. rotorii Ames & Quisumb., PJS 52 (1933) 462.
11. Vanda mindanaoensis Motes, Orchid Digest Apr., May, June (2015) 100; --Type: Motes 2, cult. (FTG, holo). Borneo, Philippines. PALAWAN, MINDANAO. Epiphyte, up to 500m. According to Cootes (as V. lindenii; 2001), exact Philippine localities not noted. Photos
12. Vanda miniata (Lindl.) L.M.Gardiner, Phytotaxa 61 (2012) 50; --Ascocentrum miniatum (Lindl.) Schltr., Repert. Spec. Nov. Regni Veg. Beihefte 1 (Orch. Deutsch-Neu-Guin.) (1913) 975; --Ames in Merr., EPFP 1 (1925) 434; --Saccolabium miniatum Lindl., Edwards’s Bot. Reg. 33 (1847) t. 26. India, Thailand, Peninsular Malaysia, Java, Philippines. LUZON: Rizal, MINDANAO: Lanao del Sur, Davao. Epiphytic, 180-750m. Note by P.B. Pelser (27-Dec-2019): this species is more narrowly defined by some and then considered restricted to Java and possibly Sumatra (Gardiner 2012).
    
13. Vanda roeblingiana Rolfe, Kew Bull. (1894) 365; --Ames in Merr., EPFP 1 (1925) 430. ?Peninsular Malaysia, Philippines. Photos
14. Vanda sanderiana Rchb.f., Gard. Chron. ii, 17 (1882) 588; --Ames in Merr., EPFP 1 (1925) 430; --Euanthe sanderiana (Rchb.f) Schltr., Orchideen (1914) 568. Endemic to the Philippines. MINDANAO: Cotabato, Davao, Zamboanga. Epiphytic, up to 500m. Conservation status: Critically Endangered (DAO 2017-11). Photos
    • var. albata Rchb.f., Gard. Chron. III, 2 (1887) 9; --Euanthe sanderiana forma albata (Rchb.f.) M.Wolff & O.Gruss, Orchid. Atlas (2007) 158. MINDANAO: Davao, Cotabato. Epiphytic, up to 500m. 
    • var. froebeliana Cogn., Dict. Icon. Orch. (1903) Vanda t. 12A; --Ames, Orchidaceae 2 (1908) 244.
    • var. immaculata Golamco, Waling-waling 10 (2002) 31; --Euanthe sanderiana forma immaculata (Golamco) Cootes, Austral. Orchid Rev. 72(3) (2007) 34.
    • var. labello-viridi Linden & Rodigas, Lindenia 1 (1885) 85; --Ames, Orchidaceae 2 (1908) 244.
    • var. sanderiana. MINDANAO: Zamboanga del Norte, Zamboanga del Sur, North Cotabato, South Cotabato, Davao del Norte, Davao del Sur. Epiphytic, to 500m elevation.
15. Vanda scandens Holttum, Sarawak Mus. J. 5 (1950) 389. Borneo, Philippines.
    
16. Vanda ustii Golamco, Claustro & de Mesa, Waling-Waling Rev. 8(1) (2000) 10. Endemic to the Philippines. Photos

Cultivated, not naturalized:

1. Vanda tricolor Lindl., Edwards's Bot. Reg. 33 (1847) t. 59.
   
   • var. suavis (Lindl.) Rchb.f. in Walpers, Ann. Bot. Syst. 6 (1864) 866; --Vanda suavis Lindl., Gard. Chron. 1848 (1848) 351. Java, Lesser Sunda Islands. Not native to the Philippines. Not naturalized.

Not in Cootes’ (2006 & 2008) checklists:

1. Vanda lamellata var. cobbiana (Rchb.f.) Ames, Orchidaceae 2 (1908) 241; --Ames in Merr., EPFP 1 (1925) 430. 

Vandopsis Pfitzer

1. Vandopsis lissochiloides (Gaudich.) Pfitzer in Engl. & Prantl, Nat. Pflanzenfam. 2, Abt. 6 (1889) 210; --Ames in Merr., EPFP 1 (1925) 427; --Stauropsis lissochiloides (Gaudich.) Pfitzer, Grundz. Morph. Orchid. (1881) 14; --Vanda lissochiloides (Gaudich.) Lindl., Gen. Sp. Orchid. Pl. (1833) 216; --Fieldia lissochiloides Gaudich., Voy. Uranie (1820) 424. Indochina to New Guinea, Philippines. Conservation status: Vulnerable (DAO 2017-11). Photos

Vanilla Sw.

1. Vanilla aphylla Blume, Bijdr. Fl. Ned. Ind. 8 (1825) 422; --Type: from Indonesia. --Vanilla calopogon Rchb.f., Otia Bot. Hamburg. 1 (1878) 40; --Ames in Merr., EPFP 1 (1924) 263; --Type: Cuming s.n. (K, holo), Luzon. Indonesia, Philippines. LUZON: Ilocos Norte, Rizal.
2. Vanilla decesareae Ormerod & Cootes, OrchideenJ. 1-2 (2013) 4; --Type: Ramos & Edaño BS 85045 (AMES, holo), Mindanao: Cotabato prov., Mt. Matutum, Apr-1932. Endemic to the Philippines. MINDANAO.
3. Vanilla ovalis Blanco, Fl. Filip. ed. 2 (1845) 448; --Ames in Merr., EPFP 1 (1924) 263. --Vanilla majaijensis Blanco, Fl. Filip., ed. 2 (1845) 592. --Epidendrum vanilla auct. non L.; --Blanco, Fl. Filip. (1837) 643. --Vanilla philippinensis Rolfe, J. Linn. Soc., Bot. 32 (1896) 459; --Type: Cuming 2132 (K, holo; BM, iso; AMES, photo). Endemic to the Philippines. LUZON: Bulacan, Rizal, Laguna, Quezon, Sorsogon, MINDORO, SIBUYAN, BILIRAN, MINDANAO: Zamboanga del Norte (Dapitan), Lanao, Agusan del Norte (Butuan), SAMAR.
4. Vanilla platyphylla Schltr., Repert. Spec. Nov. Regni Veg. 10 (1911) 7; --Type: from Indonesia. Sulawesi, Philippines. MINDANAO.
5. Vanilla raabii Ormerod & Cootes, OrchideenJ. 1-2 (2013) 14; --Type: Gutierrez 61-110 (PNH 78082) (A, holo), Luzon: Isabela prov., San Mariano, Sierra Madre Mts, Disulap, 26-Apr-1961. Endemic to the Philippines. LUZON: Bulacan, Cagayan, Laguna, Aurora, SIBUYAN, PANAY, MINDANAO: Misamis. Photos 

Vexillabium Maekawa = Odontochilus

Vrydagzynea Blume

1. Vrydagzynea albida (Blume) Blume, Fl. Jav. Orch. (1858) 62 (Orch. Arch. Ind. 75); --Ames in Merr., EPFP 1 (1924) 278; --Hetaeria albida Blume, Bijdr. (1825) 410. --Vrydagzynea viridiflora Hook.f., Fl. Brit. India 6 (1890) 96. Peninsular Malaysia, Java, Philippines. LUZON: Rizal, Quezon, Sorsogon, MINDORO, NEGROS: Negros Oriental, LEYTE, SAMAR, MINDANAO: Zamboanga, Davao, JOLO. A rather common and widely distributed species in the Philippines. Terrestrial in dense forest at 137-1000m elevation. Photos
2. Vrydagzynea vrydagzynoides (Ames) Ormerod, Lindleyana 17 (2002) 4, 228-232; --Erythrodes vrydagzynoides Ames, Orchidaceae 5 (1915) 29; --Ames in Merr., EPFP 1 (1924) 273. Endemic to the Philippines. LEYTE (Dagami). In forest, 60m.
3. Vrydagzynea weberi Ames, Orchidaceae 5 (1915) 42; --Ames in Merr., EPFP 1 (1924) 278. Endemic to the Philippines. LUZON: Apayao, Rizal, Laguna, Quezon, Sorsogon, POLILLO, LEYTE. Terrestrial, up to 600m in Leyte.

Zeuxine Lindl.

1. Zeuxine elmeri (Ames) Ames, Bot. Mus. Leafl. 5 (1938) 100; --Adenostylis elmeri Ames, LPB 5 (1912) 1552; --Ames in Merr., EPFP 1 (1924) 275. Endemic to the Philippines.
2. Zeuxine flava (Wall. ex Lindl.) Trimen, Syst. Cat. Fl. Pl. Ceylon (1885) 90; --Ormerod, Harvard Papers in Botany 23 (2018) 271; --Monochilus flavum Wall. ex Lindl., Gen. Sp. Orch. Pl. (1840) 487; --Type: from Nepal. --Zeuxine benguetensis (Ames) Ames, Bot. Mus. Leafl. 5 (1938) 100; --Adenostylis benguetensis Ames, LPB 5 (1912) 1551; --Ames in Merr., EPFP 1 (1924) 275; --Type: Elmer 8856 (AMES, holo), Luzon: Benguet Prov, Baguio, Mar-1907. --Zeuxine parvifolia auct. non (Ridl.) Ridl. ex K.Schum. & Fedde; --Schuiteman et al., Nordic J. Bot. 26 (2008) 315, p.p.; --Chen et al., Fl. China 25 (2009) 74, p.p. Bhutan, Borneo, China, Hong Kong, India, Myanmar, Nepal, Ryukyus Isls, Thailand, Taiwan, Vietnam, Philippines. LUZON: Mountain Province, Benguet, Bataan, PALAWAN. Terrestrial, on woody hillocks up to 1300m. Photos
3. Zeuxine lancifolia (Ames) Ormerod, Austral. Orchid Rev. 63, 4 (1998) 11; --Hetaeria lancifolia Ames, Orchidaceae 5 (1915) 44, as 'lancifolium'; --Ames in Merr., EPFP 1 (1923) 278. LUZON: Apayao (Abulug-Narig trail). Terrestrial in shady forest at 22m. Endemic to the Philippines. Photos
4. Zeuxine leytensis (Ames) Ames, Bot. Mus. Leafl. 5 (1938) 100; --Adenostylis leytensis Ames, Orchidaceae 5 (1915) 39; --Ames in Merr., EPFP 1 (1924) 276. Endemic to the Philippines. LUZON: Sorsogon, LEYTE. Terrestrial.
5. Zeuxine marivelensis (Ames) Schltr., Bot. Jahrb. Syst. 45 (1911) 394; --Adenostylis marivelensis Ames, Orchidaceae 2 (1908) 58; --Ames in Merr., EPFP 1 (1924) 276. Endemic to the Philippines. LUZON: Bataan, NEGROS: Negros Occidental. Photos
6. Zeuxine mindanaensis (Ames) Ormerod, Taiwania 49(3) (2004) 179; --Hetaeria mindanaensis Ames, Orchidaceae 5 (1915) 45; --Type: Weber 317 (AMES, holo; AMES, iso), Mindanao: Agusan del Norte prov., Sangaan-Cabadbaran Trail, 11-Dec-1911. Endemic to the Philippines. MINDANAO: Agusan del Norte. Forest shade, c. 22m.
7. Zeuxine nervosa (Wall. ex Lindl.) Trimen, Syst. Cat. Fl. Pl. Ceylon (1885) 90; --Heterozeuxine nervosa (Wall. ex Lindl.) T.Hashim., Ann. Tsukuba Bot. Gard. 5 (1986) 21; --Haplochilus nervosus (Wall. ex Lindl.) D.Dietr., Syn. Pl. 5 (1852) 172; --Monochilus nervosus Wall. ex Lindl., Gen. Sp. Orchid. Pl. (1840) 487; --Type: from Bangladesh. --Hetaeria nervosa Lindl. in Wall., Numer. List (1832) 7381, nom. nud. --Zeuxine zamboangensis (Ames) Ames, Schedul. Orchid., Corrig. (1938) xxxvii; --Adenostylis zamboangensis Ames, Schedul. Orchid. 6 (1923) 10. Bangladesh, Bhutan, Cambodia, China, Laos, NE India, Nepal, New Guinea, New Britain, ?Peninsular Malaysia, Ryukyu Isls, Sri Lanka, Taiwan, Thailand, Vietnam, Philippines.
8. Zeuxine philippinensis (Ames) Ames, Schedul. Orchid., Corrig. (1938) 37; --Ormerod, Taiwania 49(3) (2004) 178; --Adenostylis philippinensis Ames, Sched. Orchid. 6 (1923) 9; --Ames in Merr., EPFP 1 (1924) 276; --Type: C.A. Wenzel 224 (AMES, holo), Leyte: Leyte prov., Dagami, Puguajaan, 60m, 31-Jul-1913. --Hetaeria leytensis Ames, Sched. Orchid. 6 (1923) 14; --Ames in Merr., EPFP 1 (1923) 278; --Type: BS 42081-B (PNH, holo, lost; AMES, iso), Leyte: Leyte prov., Mt Abucayan, 270m, 20-Jan-1923. Taiwan, Philippines. LEYTE. Terrestrial in forest, 60-300m.
9. Zeuxine strateumatica (L.) Schltr., Bot. Jahrb. Syst. 45 (1911) 394; --Adenostylis strateumatica (L.) Ames, Orchidaceae 2 (1908) 59; --Ames in Merr., EPFP 1 (1924) 276; --Spiranthes strateumatica (L.) Lindl., Bot. Reg. 10 (1824) t. 823; --Neottia strateumatica (L.) R.Br., Prodr. (1810) 319; --Orchis strateumatica L., Sp. Pl. (1753) 943; --Type: from Sri Lanka. --Adenostylis sulcata (Roxb.) Hayata, Icon. Pl. Formos. 6 (Suppl.) (1917) 75; --Zeuxine sulcata (Roxb.) Lindl., Gen. Sp. Orchid. Pl. (1840) 485; --Pterygodium sulcata Roxb., Fl. Ind. ed. 1832, 3 (1832) 452. Afghanistan, Bhutan, India (Assam), Kashmir, Myanmar, Sri Lanka, Thailand, Cambodia, Laos, Vietnam, China, Japan, Peninsular Malaysia, Sumatra, Borneo, Java, ?Sulawesi, ?Lesser Sunda Isls, Ambon, New Guinea, Taiwan, Philippines. MINDANAO (Misamis, Agusan). Terrestrial in forest, apparently at low elevation. Photos
10. Zeuxine weberi (Ames) Ames, Bot. Mus. Leafl. 5 (1938) 101; --Rhomboda weberi (Ames) Ormerod, Orchadian 11 (1995) 332; --Adenostylis weberi Ames, Orchidaceae 5 (1915) 40; --Ames in Merr., EPFP 1 (1924) 277. Endemic to the Philippines. MINDANAO: Davao (Mt Binatun). In bamboo forest, 580m.
11. Zeuxine wenzelii (Ames) Ormerod, Taiwania 49(3) (2004) 180; --Hetaeria wenzelii Ames, Orchidaceae 5 (1915) 46; --Ames in Merr., EPFP 1 (1923) 279. --Type: C.A. Wenzel 227 (AMES, holo), Leyte: Leyte prov., Dagami, terrestrial in forest, 60m, 10-Jul-1913. Endemic to the Philippines. LEYTE: Dagami. Known only from the type collection.

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Acknowledgements

Pelser, P.B., J.F. Barcelona & D.L. Nickrent (eds.). 2011 onwards. Co's Digital Flora of the Philippines. www.philippineplants.org

Copyright © 2011, Co's Digital Flora of the Philippines

Last updated 27 February 2021