PterocymbiumBrown R (1844) Pl. Jav. Rar. (Bennett) 219. t. 45. is a genus in the family Malvaceae: in the subfamily Sterculioideae and previously placed in the Sterculiaceae. In Indonesia, P. tinctorium (Kelumbuk) is a significant timber tree.
Species Plants of the World Online currently (2025) accepts 12 species. Pterocymbium beccarii – New Guinea Pterocymbium dongnaiense – Laos and Vietnam§ Pterocymbium dussaudii – Laos Pterocymbium macranthum – Thailand and Myanmar Pterocymbium micranthum – Bismarck Archipelago Pterocymbium oceanicum – Fiji Pterocymbium parviflorum – Borneo Pterocymbium splendens – Borneo Pterocymbium stipitatum – New Guinea Pterocymbium tinctorium – Indo-China, Malesia (including Philippines) Pterocymbium tubulatum – Peninsular Malaysia Pterocymbium viridiflorum – Sulawesi
§ In Viet Nam the name for this genus is Dực nang with two species listed: P. dongnaiense Pierre: Dực nang Ðồng nai P. tinctorium (Blanco) Merr.: Dực nang nhuộm Both are deciduous trees, approximately 25 m high, found in tropical forests.
References Phạm Hoàng Hộ (1999) Cây Cỏ Việt Nam: an Illustrated Flora of Vietnam vol. I publ. Nhà Xuẩt Bản Trẻ, HCMC, VN
External links
POWO: Pterocymbium