This name is a synonym of Gutierrezia sarothrae (Pursh) Britton & Rusby.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record DF5B7F9C-4366-4737-A6F4-A63AF5D2EAA8) with original publication details: Pittonia 4 57 1899.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:115028-2.
This name was in version 1 of The Plant List, record gcc-105754.