This name is a synonym of Acalypha dictyoneura f. reducta Müll.Arg..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 12806607) with original publication details: Linnaea 34: 12 1865.
This name was in version 1 of The Plant List, record tro-12806607, and has not been changed.