This name is a synonym of Herrickia glauca (Nutt.) Brouillet.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 08E7CCE4-8A2F-4CF0-AF04-40236C9D65BA) with original publication details: Proc. Biol. Soc. Wash. 35 174 1922.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23492-2.
This name was in version 1 of The Plant List, record gcc-34598.