⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2731131, and has not been changed.
This name is a synonym of Collinsia tinctoria Hartw. ex Benth..
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Proc. Calif. Acad. Sci. 2: 224 1863.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:801647-1.