Pterocymbium

Pterocymbium 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 (2019) lists the following accepted species:
 * Pterocymbium beccarii K.Schum. - New Guinea
 * Pterocymbium dongnaiense Pierre - Laos and Vietnam§
 * Pterocymbium dussaudii Tardieu - Laos
 * Pterocymbium macranthum Kosterm. - Thailand and Myanmar
 * Pterocymbium micranthum Mildbr. - Bismarck Archipelago
 * Pterocymbium oceanicum A.C.Sm. - Fiji
 * Pterocymbium parviflorum Merr. - Borneo
 * Pterocymbium splendens Kosterm. - Borneo
 * Pterocymbium stipitatum C.T.White & W.D.Francis n- New Guinea
 * Pterocymbium tinctorium (Blanco) Merr. – Indo-China, Malesia (including Philippines)
 * Pterocymbium tubulatum (Mast.) Pierre – Peninsular Malaysia
 * Pterocymbium viridiflorum Teijsm. & Binn. ex Koord. - Sulawesi

§In Viet Nam the name for this genus is Dực nang with two species listed: Both are deciduous trees, approximately 25 m high, found in tropical forests.
 * P. dongnaiense Pierre : Dực nang Ðồng nai
 * P. tinctorium (Blanco) Merr. : Dực nang nhuộm