⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-13014442, with some changes.
This name is a synonym of Lupinus bicolor subsp. pipersmithii .
The record derives from Tropicos which reports it as a synonym (record 13014442
) with original publication details: Muhlenbergia 7(8): 93-95, f. 16-17 93 1911.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:145735-2
.