VIETNAM

ORCHIDACEAE

Panisea tricallosa Rolfe

Son La, Moc Chau district, Van Ho municipality, Hua Tat village. On degraded limestone mountain with rocky outcrops and few large Pinus kwangtungensis trees; area surrounded by cultivated fields, somewhat logged of largest most valuable trees; a limestone substrate from approx. 1250-1375 m. 20°46'50"N 104°47'45"E 1375 m

Frequent; epiphyte forming clusters of plants; flowers white; pseudo bulbs green; bracts around flowers light brown.

7 October 2000

D.K. Harder, N.T. Hiep, N.Q. Hieu, A.L. Thomas & P. Manos 5863

Supported by National Science Foundation and National Geographic Society

MISSOURI BOTANICAL GARDEN HERBARIUM (MO)