This name is a synonym of Argythamnia argentea Millsp..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 15110) with original publication details: Pflanzenr. IV, 147, VI: 79 1912.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:18985-2.
This name was in version 1 of The Plant List, record kew-15110, and has not been changed.