This name is a synonym of Halerpestes cymbalaria (Pursh) Greene.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 27101030) with original publication details: Flora 39: 404 1856.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:712883-1.
This name was in version 1 of The Plant List, record tro-27101030.