⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-101615, 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 101615) with original publication details: Nov. Gen. Sp. (quarto ed.) 2: 234 234 1817.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:52555-1.