⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50206151, and has not been changed.
This name is a synonym of Pentalophus mandanensis (Spreng.) A. DC..
The record derives from Tropicos which reports it as a synonym (record 50206151) with original publication details: Syst. Veg. 1: 554 554 1824.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:118131-1.