FLORA OF VIETNAM
Orchidaceae
Panisea tricallosa Rolfe ?

Son La Prov., Moc Chau Distr., Van Ho Municipality, Hua Tat village, around point 20°46′18″N 104°47′29″E.

Broad-leaved evergreen forest on rocky crystalline solid marble-like highly eroded limestone at elev. 1150 1200 m a.s.l.

Epiphyte on tall trees. Flowers white, lip with two yellow spots. Very common.

HAL 9287 27 Oct. 2006 Photo.
Coll.: Nguyen Tien Hiep, L.Averyanov, Pham Van The.