This name is a synonym of Adenium obesum (Forssk.) Roem. & Schult..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 3040) with original publication details: Oesterr. Bot. Z. 54: 286 1904.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:76371-1.
This name was in version 1 of The Plant List, record kew-3040, and has not been changed.