Cao Bang Prov., Bao Lac Distr., Hong An municipality, Lung Pan village.
Open secondary scrub and grasslands on steep alluvial slope of limestone hill along road at elevation about 1050 m a.s.l. around point 22°48′50.5″N 105°46′28.0″E.
Treelet 5-7 m tall and 15-20 cm DBH, cultivated in local villages, originated from nearest mountains. Common. Timber of high quality widely logged for sale to China.