FLORA OF VIETNAM Cucurbitaceae Gynostemma pubescens (Gagnep.) C.Y. Wu ex C.Y.Wu et S.K.Chen
Quang Binh Prov., Minh Hoa Distr., Thuong Hoa municipality, around point 17°41′25.6”N 105°53′40.4”E.
Humid closed primary evergreen broad-leaved forest on shady rocky slope of stream valley composed with solid crystalline limestone at elevation about 460 m a.s.l.
Herbaceous vine to 10 m long in wet open places along river valley. Locally abundant.