FLORA OF VIETNAM
Plants of Lo Go Xa Mat NP
Orchidaceae
Thrixspermum acuminatissimum (Blume) Reichenb.f.

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 shady place. Very rare.

HLF 7683 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 and collected in horto at February – March 2009. Flowers odorless, sepals and petals light yellowish, lip white with yellow and reddish-brown spots, apex white, column and anther light yellow.