This name is a synonym of Allamanda schottii Pohl.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 6156) with original publication details: Gött. Gel. Anz. 1: 707 1821.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:76470-1.
This name was in version 1 of The Plant List, record kew-6156.