⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2706034, with some changes.
This name is a synonym of Guillenia lasiophylla (Hook. & Arn.) Greene.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Ann. Missouri Bot. Gard. 9: 307 1922 publ. 1923.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:292372-2.