FLORA OF VIETNAM

Plants of Lo Go Xa Mat NP

Orchidaceae

Cleisostoma discolor Lindl.

Vietnam, Tay Ninh Prov., Tan Bien Distr., Tan Binh Municipality, Ta Not FP Station, around point 11°37’43”N 105°52’26”E. Slightly logged primary closed evergreen broad-leaved lowland forest with the dominance of species of Dipterocarpaceae (Dipterocarpus dyeri, D. costatus, D. alatus, D. obtusifolius, Shorea sp.) mixed with Lagerstroemia calyculata, Irvingia malayana, Anogeissus acuminata, Sindora siamensis, Pterospermum sp., on thin soils at elevation about 13 m a.s.l. Epiphyte in canopies of tall old trees. Not common.

HLF 7687 26 December 2008

Coll. T.H.Thai, Averyanov L., P.K.Loc, P.V.The, Averyanova A., N.T.Vinh.

Grant from Henry Luce Foundation.

Flowered under cultivation in August – September 2009. Flowers odorless, tepals white to light yellowish with fine pink tint, petals outside with wide purple stripe, lip side lobes yellow to orange-brown, median lobe white with purple tint, Column white, operculum white, dorsally along margin purple, pollinia yellow. Photos.

All photos © L. Averyanov