(Pterospermum grewiifolium)
Pterospermum grewiifolium is a tree species, now placed in the family Malvaceae: in the subfamily Dombeyoideae (previously placed in the Sterculiaceae) and described by Pierre. in the genus Pterospermum. No subspecies are listed in the Catalogue of Life and name is unresolved. In Viet Nam the species name is often listed as "P. grewiaefolium" and the vernacular name is lòng man nhỏ.