This name is a synonym of Euphorbia cristata B.Heyne ex Roth.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 37933) with original publication details: J. Arnold Arbor. 48: 424 1967.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:340604-1.
This name was in version 1 of The Plant List, record kew-37933, and has not been changed.