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 82B1D293-4289-462E-BB68-447C72168236) with original publication details: 657 1826.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:239470-1.
This name was in version 1 of The Plant List, record gcc-36969.