尾瓣舌唇兰(原亚种) wei ban she chun lan (yuan ya zhong)

Habenaria mandarinorum (H. G. Reichenbach) Herklots; Platanthera cornu-bovis Nevski; P. delavayi Schlechter; P. mandarinorum var. cornu-bovis (Nevski) Kitagawa; P. mandarinorum var. delavayi (Schlechter) Soó; P. mandarinorum var. neglecta (Schlechter) F. Maekawa; P. mandarinorum var. ophryodes Finet; P. mandarinorum subsp. winkleriana (Schlechter) Soó; P. minax Schlechter; P. neglecta Schlechter; P. winkleriana Schlechter.

Leaves elliptic to oblong, rarely linear-lanceolate, 4.5-10 × 0.8-2.5 cm. Dorsal sepal broadly ovate to cordate, 4-4.5 × 3-4 mm; lateral sepals oblong-lanceolate to broadly lanceolate, 5-7 × (1.5-)2-3 mm; spur 15-30 mm. Anther locules divergent. Fl. Apr-Jun.

Forests, grasslands; 300-2100 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shandong, Sichuan, NE Yunnan [Japan, Korea].