This name is a synonym of Rostraria pumila (Desf.) Tzvelev.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 397835) with original publication details: Fl. Atlant. 1: 103 1798.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:391704-1.
This name was in version 1 of The Plant List, record kew-397835.