Gastrochilus obliquus Kuntze

Gastrochilus obliquus Kuntze, Revis. Gen. Pl. 2: 661 (1891).

Gastrochilus obliquus (Lindl.) Kuntze; Photo Christophe Aubin

Vietnamese name: 

Túi thơ  xéo, Hàm lân tù. 

Chinise name: 

无茎盆距兰 wu jing pen ju lan 

Common Name: 

The Slanting Gastrochilus (refers to the sepals and petals gradual narrowing margins)

Thailand Name: 

Suea Lueang - Chang Rop Kho

Latin Name: 

Gastrochilus obliquus (Lindl.) Kuntze 

Family: 

Orchidaceae

Synonym Name: 

Gastrochilus bigibbus (Rchb.f. ex Hook.f.) Kuntze; Gastrochilus obliquus var. obliquus; Saccolabium bigibbum Rchb.f. ex Hook.f.; Saccolabium obliquum Lindl.; Vanda obliqua Wall. ex Hook.f. 

Description: 

Stem 1-2 cm high. Leaves 10-15 x 2.5-3 cm, oblong, obliquely bifid at apex, obtuse. Flowers pale yellow, in 2 cm long, lateral racemes; dorsal sepal 6.5 x 3.2 mm, obovate, obtuse, 3-veined, gland-dotted; lateral sepals 7 x 2.8 mm, obovate, obtuse, 3-veined, gland-dotted; lip 6.5 x 8 mm, deeply saccate, 4 mm broad; midlobe white with yellow centre, finely red-dotted, irregularly toothed on margin; sac with a few spots inside, naked.

Distribution: 

Found in the eastern Himalayas, Bhutan, Sikkim, Myanmar, northern Thailand, southern China, northern Laos and Vietnam. In VietNam, found in, Tam Đảo, Ba Vì, Ninh Bình, Cúc Phương,  Lâm Đồng, Đồng Nai.   

Ecological: 

On tree trunks at forest margins; at elevations of 500-1400 m.

Reference: 

- theplantlist.org

- efloras.org

- orchidspecies.com

- ipni.org

- indiabiodiversity.org