⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Heterospermum rhombifolium in version 1.1 of The Plant List.
This name is a synonym of Heterosperma ovatifolium .
The record derives from Tropicos which reports it as a synonym (record 2741719
) with original publication details: Abh. Königl. Ges. Wiss. Göttingen 19: 186 (Plantae Lorentzianae: 138) 186 1874.