FLORA OF VIETNAM Plants of Nam Xuan Lac Species/Habitat Gesneriaceae
Bac Kan Prov., Cho Don Distr., Ban Thi Municipality, Phia Khao Village, on limestone slopes around center of village, 22°16′18″ N, 105°31′11″ E, 800 m. In heavily logged primary closed evergreen woodlands on vertical cliff of limestone mountain