This name is a synonym of Eritrichium aretioides var. chamissonis (DC.) V.V.Petrovsky.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Trudy Imp. S.-Peterburgsk. Bot. Sada 1: 535 1873.
This name record (from WCSP (in review)) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Eritrichium nanum in version 1 of The Plant List.