This name is a synonym of Euphorbia chamissonis (Klotzsch & Garcke) Boiss..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 37914) with original publication details: Trop. Pl. Taiwan 3: 28, 355 1982.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:910392-1.
This name was in version 1 of The Plant List, record kew-37914, and has not been changed.