FLORA OF VIETNAM
Asclepiadaceae
Cynanchum sp.?

Quang Binh Prov., Minh Hoa Distr., Thuong Hoa Comm., Ban On Vill., Hang Kho mt. (about 200 m to N of Ban On HQ), ca. 17°40′21″N, 105°57′59″E, 250-250 m.

On edges and open places of heavily logged primary evergreen broad-leaved forests and woodlands, foot and slopes of limestone mts.

Small woody vine, 4-6 m or more. Not common.

CPC 5240 Coll.: P.K.Loc, N.Tap, N.Q.Hieu, L.T.Kien & N.H.M.Thy 29-Jul-11