⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-61651, with some changes.
This name is a synonym of Xylorhiza glabriuscula .
The record derives from TICA which reports it as a synonym (record 239FABB8-C50E-4DC2-B065-A86138144281
) with original publication details: Brittonia 29 215 1977.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:307628-2
.