This name is a synonym of Chenopodium chenopodioides (L.) Aellen.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 7202457) with original publication details: Bull. Soc. Imp. Naturalistes Moscou 14: 739 1841.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:166338-1.
This name was in version 1 of The Plant List, record tro-7202457.