Bulbophyllum secundum Hook.

Ormerod, Paul, Kurzweil, Hubert & Watthana, Santi, 2021, Annotated List of Orchidaceae for Myanmar, Phytotaxa 481 (1), pp. 1-262 : 47-48

Bulbophyllum secundum Hook. f., Fl. Brit. India 5: 764, 1890

Homotypic synonym: Phyllorkis secunda (Hook.f.) Kuntze, Revis. Gen . Pl. 2: 678, 1891.

Specimens examined:— CHIN. Mindat District : Swinhoe 122 ( K); same loc., 1700−2030 m, 21 May 2004, Tanaka et al. 031004 ( MBK); same loc., 2030−2295 m, 27 Jun 2009, Tanaka & Yukawa 081264 ( MBK); same loc., 2200 m, 24 May 2012, Fujikawa et al. 089204 ( MBK); same loc., 1760 m, 11 Jul 2013, Mu Mu Aung et al. 092414 ( MBK). MANDALAY. Pyinoolwin District : 1220 m, Samuel 13549 ( K); Mandalay District : White 380 ( US *); same loc., White 406 ( US *) . SHAN. Taunggyi District : fide Nyan Tun (2014: 77; as Bulbophyllum sp. ) . WITHOUT LOCALITY. Without collector s.n. ( K), det. J. J. Vermeulen. Reported from Kachin State and Sagaing and Magway regions by Kress et al. (2003: 67), but we have not seen any material from these areas .

Distribution:— The Himalayas, northeastern India, Myanmar, Thailand, Indochina and southwestern China. Notes:— The two collections from Mandalay Region marked with (*) are possibly the same collection; one number was cited by Seidenfaden (1979: 103), the second by Vermeulen (2002: 131 & 135).

Bulbophyllum shanicum King & Pantl., J. Asiat. Soc. Bengal, Pt. 2, Nat . Hist. 66: 587, 1897. Type:— MYANMAR. Shan Hills: 5 Oct 1890, Abdul Huk s.n. (holotype: CAL; isotype: K)

Specimens examined:— SHAN. Unspecified: type; Taunggyi District : 1370 m, 25 Oct 1939, Dickason 9036 ( AMES) .

Distribution:— Eastern Myanmar and southwestern China.

Bulbophyllum siamense Rchb. f., Gard. Chron. 1867: 572, 1867. Type :— MYANMAR (not Siam). Mon State : Mawlamyine District , Parish s.n., sent to Low, cult. Day s.n. (holotype: W-R 52449 ; icon. Day s.n. K)

Homotypic synonyms: Bulbophyllum lobbii Lindl. var. siamense (Rchb.f.) Rchb.f., Refug. Bot. [Saunders] 2: t. 116, 1872. Bulbophyllum lobbii subsp. siamense (Rchb.f.) Mangal, F.Velazquez & J.J.Verm., Bulbophyllum Borneo : 40, 2015.

Specimens examined:— MON. Mawlamyine District: type; same loc., icon. Parish 30 ( W-R 11573 ); same loc., icon. Parish 187 ( K, W-R 11572 ) .

Distribution:— The eastern Himalayas, northeastern India, southern Myanmar, Thailand, Indochina and western Malesia.

Bulbophyllum sichyobulbon C.S.P.Parish & Rchb. f., Trans. Linn. Soc. London 30: 152, 1874. Types :— MYANMAR. Tenasserim: Parish 193B (lectotype K, designated by Seidenfaden 1979: 143; isolectotype: W-R 2288 ). Syntype: MYANMAR. Tenasserim : Lobb s.n. (syntype: K-LINDL)

Homotypic synonym: Phyllorkis sichyobulbon (C.S.P.Parish & Rchb.f.) Kuntze, Revis. Gen . Pl. 2: 678, 1891.

Specimens examined:— MANDALAY. Myingyan District : fide Aung et al. (2020: 67) . SHAN. Hopang District: 23 Dec 1936, Po Khant 15230 ( K), ident. uncertain. TENASSERIM. Types cited . TANINTHARYI. Dawei District: 260 m, 23 Mar 2012, Saw Lwin et al. TNRO 4 ( SING, SING [s]), ident. uncertain. Reported from Mon State by Kress et al. (2003: 67), but we have not seen any material from this area.

Distribution:— Myanmar and Thailand.

Bulbophyllum sillemianum Rchb. f., Gard. Chron., n.s., 22: 166, 1884. Type :— MYANMAR. Without locality: cult. Schlim s.n. (holotype: W)

Homotypic synonym: Phyllorkis sillemiana (Rchb.f.) Kuntze, Revis. Gen . Pl. 2: 678, 1891.

Specimens examined:— WITHOUT LOCALITY. Type; cult. material (K); cult. Day s.n. (icon. K). Distribution:— Endemic.