⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50067456, with some changes.
This name is a synonym of Nelsonia canescens (Lam.) Spreng..
The record derives from Tropicos which reports it as a synonym (record 50067456) with original publication details: Syst. Veg. 1: 82 82 1824.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:50351-1.