⚠ Version 1 of The Plant List has been superseded.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 bicolor in version 1.1 of The Plant List.
This name is a synonym of Lupinus bicolor subsp. pipersmithii .
The record derives from Tropicos which reports it as a synonym (record 13010335
) with original publication details: Bull. Torrey Bot. Club 50(12): 380 380 1923.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:144876-2
.