This name is a synonym of Erigeron breviscapus (Vaniot) Hand.-Mazz..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 8246B58D-9B90-4820-B1E6-533F8955F5E7) with original publication details: 495 1903.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:180830-1.
This name was in version 1 of The Plant List, record gcc-44924.