⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2401018, and has not been changed.
This name is a synonym of Chylismia brevipes subsp. arizonica .
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Univ. Calif. Publ. Bot. 34: 84 1962.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:172805-2
.