Herminium suave Tang & F. T. Wang, Bull. Fan Mem. Inst. Biol. 7: 131. 1936.

Raskoti, Bhakta Bahadur, Schuiteman, Andre, Jin, Wei-Tao & Jin, Xiao-Hua, 2017, A taxonomic revision of Herminium L. (Orchidoideae, Orchidaceae), PhytoKeys 79, pp. 1-74 : 39-40

45. Herminium suave Tang & F. T. Wang, Bull. Fan Mem. Inst. Biol. 7: 131. 1936.

Peristylus forrestii (Schltr.) K. Y. Lang, Acta Phytotax. Sin. 25: 454. 1987. Not Herminium forrestii Schltr.

Replaced name.

Habenaria forrestii Schltr., Notes Roy. Bot. Gard. Edinburgh 5: 101. 1912. Type: CHINA. Yunnan, eastern flank of the Lichiang Range, 11000-12000 ft, 15.09.1906, Forrest G., 2875 (Holotype: E! [E00381990]; Isotype: P! [P00378752]).

Description.

Plant slender, 17-33 cm tall. Tubers oblong, 1-2.5 × 0.5-1 cm. Stem with upto 3 tubular sheaths and 2-3 leaves at base. Leaves linear, 1.5-8 × 0.1-0.4 cm, apex acuminate. Inflorescence 12-30 cm; peduncle cylindrical, peduncle-scales 1-3, lanceolate, 3-10 mm; rachis 5.5-13 cm, laxly to sub-densely many flowered; floral bracts ovate-lanceolate, 3-4 mm, much shorter than ovary, apex acuminate. Flowers green, ovary and pedicel 5-8 mm. Dorsal sepal broadly ovate, ca. 2-2.5 × 1.5-2 mm, apex obtuse; lateral sepals oblong, falcate, reflexed, ca. 2-2.5 × 1-1.5 mm, apex obtuse. Petals ovate, oblique, ca. 2-3 × 1-1.5 mm, apex obtuse. Lip lingulate, ca. 3 mm, base concave, entire, apex obtuse; spur pendulous, curving forward, cylindrical, 5-8 mm, ca. equal to or longer than ovary, slightly dilated toward apex. Column ca. 1 mm, pollinia ovoid; caudicles short; viscidia ovate, rostellum triangular, armed, stigma transversely oblong, drawn out at base of lip.

Flowering time.

August-September.

Habitat.

Terrestrial on grassy slopes at elevations of 1700-3900 m.

Distribution.

China (Sichuan, Yunnan).

Specimens examined.

CHINA: Sichuan, Muli , 2600 m, 12.08.1937, Yu T.T., 7674 (PE) ; Yunnan, without data, Maire E. E., 38 (K) .