This name is a synonym of Euphorbia psammogeton P.S.Green.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 38190) with original publication details: Novon 5: 323 1995.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:986403-1.
This name was in version 1 of The Plant List, record kew-38190, and has not been changed.