Cao Bang Province, Tra Linh District, Quoc Toan Municipality, vicinity of Thang Hen and Lung Tao villages near Thang Hen lake, 650-750m
Collection Date
25 May 1997
Second Collection Date
27 May 1997
Type Herbaria
holotype Herbarium, V. L. Komarov Botanical Institute isotype Herbarium Jutlandicum, University of Aarhus isotype HN isotype Herbarium, Missouri Botanical Garden isotype Museum national d'Histoire naturelle