This name is a synonym of Euphorbia pteroneura A.Berger.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 79715) with original publication details: Publ. Carnegie Inst. Wash. 461: 67 1935.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:101535-2.
This name was in version 1 of The Plant List, record kew-79715, and has not been changed.