FLORA OF VIETNAM Urticaceae Elatostema pycnodontum W.T. Wang
Ha Giang prov., Quan Ba distr., Tung Vai commune, Thang village, around point 23°03ʹ04.2ʺN 104°51ʹ09.7ʺE, steep rocky slopes near mountain top composed with eroded stratified highly eroded limestone at elevation 1200-1450 m a.s.l. Primary evergreen broad-leaved very humid forest. Lithophytic herb with pendulous stems to 0.3 m long on open wet cliff. Common. 24 April 2018, L. Averyanov, Nguyen Sinh Khang, Nguyen Tien Hiep, Nguyen Quang Hieu, Chuong Quang Ngan, T. Maisak, VR 848 (HN, LE01049803).