FLORA OF VIETNAM
Fabaceae
Derris sp. ?

N. Vietnam, Thanh Hoa prov., Ba Thuoc distr., Co Lung municipality,
territory of Pu Luong protected area, near Pu Luong village
(20°27′01′'N, 105°11′03′'E). Open secondary dry broad-leaved evergreen
forest on very steep slope of remnant highly eroded limestone ridge at
elev. 250-500 m a.s.l. Woody vine about 10 m lg among open shrubs.
Flowers white, calyx pink-reddish. Not common.

HAL 917 13 April 2001

Collectors: N.T.Hiep, L.Averyanov, N.T.Vinh, D.T.Doan.