FLORA OF VIETNAM Plants of Yen Bai Province Rosaceae Pyracantha sp.
Yen Bai Prov., Mu Cang Chai Distr., Nam Co Comm., Phinh Ngai Vill., Trung Tu Pa hill, around point 21053′43” N, 104018′17” E. Rare, in open places and edges of secondary and completely logged primary closed evergreen broad-leaved forests on stream banks, 1550-1700 m a.s.l., on shale and sandstone basic rocks, mixte sometimes with quartzite. Evergreen shrubs, 4-6 m tall.
HAL 12902 09 April 2009 Collectors: N.T. Hiep, P.K. Loc, N.D. Canh, N.Q. Hieu & P.T. Duyen