Rubiaceae

Tarenna sp.

Hanoi Capital Region, Ba Vi National Park, old humid secondary evergreen broad-leaved forest on very steep mountain slopes composed by granite and shale at elevation of 700-850 m a.s.l. Shrub or treelet to 3-4 m tall. Flowers white to greenish. Fruits green. Occasional.

9 May 2025, Cuong Huu Nguyen, Son Van Le, Ha Van Dang, Ly Van Nguyen, L. Averyanov, T. Maisak, AL4215 (NHC026).