FLORA OF VIETNAM
Orchidaceae
Cryptostylis arachnites (Blume) Hassk.

N.Vietnam, Ha Giang Prov., Quan Ba Distr., Can Ty Municipality, Tia Sung Valley
Bat Dai Son Natural Reserve around point 22005′792 N 1050 01′010 E.

Near primary closed evergreen dry broad-leaved mixed needles
forest on steep slopes of remnant or top mountains limestone at elevation 1220 m a.s.l.

Terrestrial herb up to 20- 30 cm tall. lip red. on top with Nageia fleury, Taxus chinensis, Xanthocyparis Vietnamensis, Paphiopedilum henryanum, P. malipoensae, P. micranthum (Photos) NTH 5420 January 2003.
Coll. Nguyen Tien Hiep, To Quang Thao