Lai Chau Prov., Sin Ho Distr., Xa De Phin Mun., Mao Xa Phin vill., around point 22?17′50′' N, 103?14′39′' E, 1600 m. Ridges and slopes of limestone mountains.
Epiphyte. Rare. HAL 8748 09 Jun 2006 Photos Collectors: P.K. Loc, N.T. Vinh, N.S. Khang, P.N. Quan and T.A. Suu
Collected with the financial support from the Program of Basic Researchs in Life Sciences, Vietnam.