⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2731144, and has not been changed.
This name is a synonym of Collinsia bartsiifolia var. stricta (Greene) Newsom.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Man. Fl. Pl. Calif. 903 1925.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:63256-2.