FLORA OF VIETNAM Begoniaceae Begonia sp. (“arachna”)
Cao Bang Prov., Bao Lac Distr., Hong An municipality, Mi Lung village.
Primary mixed and coniferous humid evergreen forest (with Taxus, Podocarpus, Tsuga, Pseudotsuga and Xanthocyparis) on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 1200-1250 m a.s.l. around point 22°50′03.8″N 105°51′36.5″E.
Lithophytic creeping herb on shady cliffs along ridge edge. Leaves emerald green above, light green with red nerves below. Flowers light pink, anthers and stigma yellow. Very common.