This name is a synonym of Chrysothamnus greenei (A.Gray) Greene.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 41A3C54F-26EC-4EDC-A145-EF4E7F327F72) with original publication details: Pittonia 5 110 1903.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:58034-2.
This name was in version 1 of The Plant List, record gcc-137838.