⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-4100547, with some changes.
This name is a synonym of Lepidium virginicum subsp. menziesii (DC.) Thell..
The record derives from Tropicos which reports it as a synonym (record 4100547) with original publication details: Madroño 3(7): 285 285 1936.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:138171-2.