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 and as an invalid name (record 6E78EB1B-9BB5-4D89-B1AD-BEC7893DE864) with original publication details: 291 1822.
This name was in version 1 of The Plant List, record gcc-116603.