This name is a synonym of Acalypha californica Benth..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 1059) with original publication details: Proc. Amer. Acad. Arts 20: 373 1885.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:337718-1.
This name was in version 1 of The Plant List, record kew-1059, and has not been changed.