This name is a synonym of Iseilema prostratum (L.) Andersson.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 406256) with original publication details: Hort. Brit. ed. 2: 561 1830.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:396996-1.
This name was in version 1 of The Plant List, record kew-406256, and has not been changed.