⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50129962, and has not been changed.
This name is a synonym of Rorippa columbiae (S. Watson) Howell.
The record derives from Tropicos which reports it as a synonym (record 50129962) with original publication details: Fl. N.W. Amer. 1: 40 40 1897.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:222196-2.