⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Lupinus caudatus in version 1.1 of The Plant List.
This name is a synonym of Lupinus argenteus var. utahensis .
The record derives from Tropicos which reports it as a synonym (record 13010420
) with original publication details: Contr. Dudley Herb. 1(1): 29 29 1927.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:144966-2
.