FLORA OF VIETNAM
Orchidaceae
Bulbophyllum umbellatum Lindl.

Dien Bien Prov., Muong Cha Distr., Mua Ngai Municipality, around point 21°52′19”N 103°10′01”E.

Remnants of primary evergreen broad-leaved forest on very steep rocky slopes and on tops of remnant mountain composed with highly eroded marble-like solid crystalline limestone at elevation 1150-1250 m a.s.l.

Epiphyte on old mossy trees near top of ridge. Occasional.

CPC 1088e/09 18 December 2010
Coll.: L.Averyanov, P.K.Loc, P.V.The, N.T.Vinh.

Fl. et coll. under cultivation at 29 March 2012
Flowers with light unpleasant smell; flowers light dull greenish to yellowish, sepals and petals with numerous fine dull purple marks; lip light dull uniform greenish; column and operculum light yellow; petiole, floral bracts and ovary light dull greenish with dirty purple marks. L.Averyanov.