Ha Noi prov. My Duc district, Huong Son commune, Chua Huong (Perfume Pagoda), around point: 220 25′ 08.6″ N, 1060 04′ 24.2″ E, 878 m a.s.l Trunk subterranean to aerial up to 0.5 mtall, in cliff of limestone forest Male specimens
CPC 4849 Date: 30 March 2013 Coll.: Nguyen Sinh Khang