FLORA OF VIETNAM Orchidaceae Paphiopedilum canhii Aver. et O.Gruss
NW. Vietnam, Son La prov., mixed coniferous and broad-leaved primary forest on rocky limestone at elevations about 1500 m a.s.l., in shady places at the base of vertical limestone cliffs on deep soils rich in humus near tops of ridges Coll. Chu Xuan Canh CXC 101, 14 November 2009 (holotype)
Flowered under cultivation in Hanoi orchid nursery at 22 March 2010 Coll. Phan Ke Loc HAL 12907, 22 March 2010 (epitype)