Spiranthes sinensis (Pers.) Ames, 1908

Ormerod, Paul, Kurzweil, Hubert & Watthana, Santi, 2021, Annotated List of Orchidaceae for Myanmar, Phytotaxa 481 (1), pp. 1-262 : 225

Spiranthes sinensis (Pers.) Ames , Orchidaceae 2: 53, 1908, sensu lato

Basionym: Neottia sinensis Pers., Syn. Pl. 2: 511, 1807.

Homotypic synonyms: Gyrostachys australis (R.Br.) Blume var. sinensis (Pers.) Blume, Fl. Javae nov. ser. 1: 109, 1858. Spiranthes australis (R.Br.) Lindl. var. sinensis (Pers.) Gagnep. in H.Lecomte, Fl. Indo-Chine 6: 546, 1933, nom. superfl.

Heterotypic synonyms: Neottia australis R.Br., Prodr. Fl. Nov. Holland.: 319, 1810. Spiranthes australis (R.Br.) Lindl., Bot. Reg. 10: sub t. 823, 1824. Gyrostachys australis (R.Br.) Blume, Coll. Orchid. : 128, 1859. Spiranthes sinensis (Pers.) Ames subsp. australis (R.Br.) Kitam., Acta Phytotax. Geobot. 21: 23, 1964. Spiranthes sinensis (Pers.) Ames var. australis (R.Br.) H.Hara & Kitam., Acta Phytotax. Geobot. 36: 93, 1985.

Neottia flexuosa Sm. in A.Rees, Cycl. 24: no. 9, 1813. Spiranthes flexuosa (Sm.) Lindl., Bot. Reg. 10: sub t. 823, 1824. Gyrostachys australis (R.Br.) Blume var. flexuosa (Sm.) Blume, Fl. Javae nov. ser. 1: 109, 1858.

Spiranthes himalayensis Survesw., Kumar & Mei Sun, PhytoKeys 89: 118, 2017.

Specimens examined:— UPPER MYANMAR. 1886, Collett 446 ( K) . KACHIN. Putao District : 610 m, 4 Apr 1926, Kingdon-Ward 6619 ( K) ; same loc., 1220−1525 m, 12 Aug 1926, Kingdon-Ward 7282 ( K) ; same loc., 1220 m, 14 Mar 1953, Kingdon-Ward 22035 ( AMES, BM, E) ; same loc., 570−590 m, 18 Mar 2009, Kurzweil & Saw Lwin KL 2533 ( SING) ; northeastern part: 1220 m, 3 Apr 1939, Kingdon-Ward 481 ( AMES, NY) ; Myitkyina District : 1830−2135 m, 6 Jul 1914, Kingdon-Ward 1735 ( E) ; same loc., 13 Jul 1938, Naw Mu Pa 17424 ( AMES, K) . SAGAING. Hkampti District: 2018, Armstrong et al. 3429 ( NY, photos). CHIN. Falam District : 1890 m, 8 Sep 1910, Venning 23 ( AMES, K) ; same loc., 1980 m, 17 Sep 1910, Venning 26 p. p. ( K) ; Mindat District: 1830 m, 28 Aug 1956, Mg Gale-2 & Chit Ko Ko 5720 ( RAF) , det. herbarium DD; same loc., 1525−1830 m, 1 Sep 1956, Kingdon-Ward 22656 ( BM) ; same loc., 2440–2590 m, 12 Nov 1956, Kingdon-Ward 22848 ( BM, K) ; same loc., 13 Aug 2008, Yasuda 053617 ( MBK) ; same loc., 2270 m, 10 Oct 2008, Yasuda 053629 ( MBK) ; same loc., 2550 m, 23 Jul 2013, Mu Mu Aung & Law Shine 092697 ( MBK) ; same loc., 2680 m, 22 Aug 2013, Fujikawa et al. 094255 ( MBK) ; same loc., 2450−2545 m, 31 Aug 2013, Fujikawa et al. 094723 ( MBK) ; same loc., 14 Aug 2016, Thet Yu Nwe TY 69 ( RAF) . MANDALAY. Pyinoolwin District : 1065 m, 17 Apr 1908, Lace 3141 ( E, K) .

Distribution:— Eastern Europe throughout temperate, subtropical and tropical Asia to Australia and New Zealand.