This name is a synonym of Crepidifolium tenuifolium (Willd.) Sennikov.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 84C84E6E-964B-4B4C-A40D-911A5E18B547) with original publication details: 316 1866.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:184494-1.
This name was in version 1 of The Plant List, record gcc-96251.