FLORA OF VIETNAM Plants of Hang Kia-Pa Co Nature Reserve
Carlemanniaceae Silvianthus tonkinensis (Gagnep.) Ridsl. Hoa Binh Prov., Mai Chau Distr., Pa Co Municipality, Xa Linh village, Rung gia locality, around point 20?44′30″ N, 104?56′26″ E, 968 m a.s.l.
In rather open places of secondary closed evergreen broad-leaved submontane forests on foots of limestone mountain. Clustered.
Undershrub, up to 2-3 m tall. Flowers whitish. HAL 8973 23 Jul 2006 Photos Collectors: Phan Ke Loc, Le Dong Tan, Nguyen Sinh Khang & Nguyen Tien Vinh
Collected with the financial support from NYBG, U.S.A.