This name is a synonym of Rosularia alpestris subsp. marnieri (Raymond-Hamet ex H. Ohba) Eggli.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8903058) with original publication details: J. Jap. Bot. 49(9): 260, f. 2 1974.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:275679-1.
This name was in version 1 of The Plant List, record tro-8903058, and has not been changed.