This name is a synonym of Micranthus alopecuroides (L.) Eckl..
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 322622) with original publication details: Suppl. Pl. 92 1782.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:439289-1.
This name was in version 1 of The Plant List, record kew-322622, and has not been changed.