Ha Giang Prov., Vi Xuyen Distr., Tung Ba municipality, Khau Ca NR. Primary broad-leaved humid evergreen forest on very steep slopes and along rocky ridge composed with solid crystalline highly eroded limestone at elevation 700-1150 m a.s.l. around point 22°50′39.4″N 105°07′50.3″E. Epiphytic herb. , abaxial leaf violet, Occasional. 08 May 2015 CPC 7723 Coll.: N.Q. Hieu, N.T.Hiep, T.B. Ngan, C.Q. Ngan, D.K. Harder, C. P. Tuy, G.C.Pao
Record creation: 2019-07-27, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01058221 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01058221