翅柱杜鹃兰 chi zhu du juan lan

Hyacinthorchis variabilis Blume, Mus. Bot. 1: 48. 1849; Cremastra appendiculata var. viridiflora (Honda) Averyanov; C. lanceolata (Kraenzlin) Schlechter; C. mitrata A. Gray; C. variabilis (Blume) Nakai; C. variabilis var. viridiflora Honda; Pogonia lanceolata Kraenzlin.

Plants 20-70 cm tall. Callus on lip linear, 1-2 mm, wrinkled. Column with narrow ventral wings.

Forests; 400-2000 m. Anhui, Chongqing, S Gansu, N Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangsu, Jiangxi, S Shaanxi, S Shanxi, Sichuan, Zhejiang [Japan, Korea, Thailand, N Vietnam].