This name is a synonym of Acalypha virginica var. deamii Weath..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 1122) with original publication details: Rhodora 39: 16 1937.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1479-2.
This name was in version 1 of The Plant List, record kew-1122, and has not been changed.