This name is a synonym of Malvastrum deflexum (Turcz.) Stapf ex Fourc..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50248724) with original publication details: Bull. Soc. Imp. Naturalistes Moscou 31: 186 1858.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:561623-1.
This name was in version 1 of The Plant List, record tro-50248724, and has not been changed.