FLORA OF VIETNAM Sonerila aff. S. finetii Guillaum.
N. Vietnam, Prov. Thai Nguyen, distr. Dai Tu, vicinities of Tam Dao town, NE macroslope of Tam Dao ridge at 950-1000 m alt. (N 21°27′ E 105°38′). Closed wet evergreen broadleaved primary forest on very steep mt slope. Terrestrial and epilitic herb on steep slopes and wet rocky bluffs. Leaves green or pink with purple nerves. Common. VH 5005 31.05.1997 International Botanical Expedition of the U.S.A. National Geographic Society (grant No 5803-96)