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 4331DD4D-A33E-4471-9982-B2EADC98A275) with original publication details: 431 1937.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:208742-1.
This name was in version 1 of The Plant List, record gcc-111349.