FLORA OF VIETNAM
Gesneriaceae

N. Vietnam, Bac Can prov., Na Ri distr., Kim Hy municipality,
vicinities of Lung Hin Con village (N 22°17′ E 106°03′), 27 km to 55°
of Bac Can city. Remnants of primary mixed evergreen dry open forest
with Pseudotsuga brevifolia and bamboo along tops of remnant karst
limestone ridge at elev. about 800 m a.s.l. Lithophytic forb on shady
cliffs. Flowers violet. Very common.

NTH 3655 19 Oct. 1999

Collectors: N.T. Hiep, P.K. Loc, L. Averyanov.