FLORA OF LAOS Balsaminaceae Impatiens pingxiangensis H.Y.Bi & S.X.Yu
Houphan Prov., Hem Distr., Nacoc village, Puphadeng mountain, around point 20°09′52.6′'N 103°10′19.4′'E.
Primary and secondary broad-leaved evergreen open dry forest on very steep rocky mountain slopes composed by solid marble like highly eroded limestone at elev. 1000-1200 m a.s.l.
Lithophytic herb, stem to 0.5 m tall and 10 cm in diam. on mossy rocks on on mountain top. Flowers white tint. Common.