This name is a synonym of Euphorbia sulcata Lens ex Loisel..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 206809) with original publication details: Fl. Pyren. 1: 92 1897.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:357555-1.
This name was in version 1 of The Plant List, record kew-206809.