This name is a synonym of Strophanthus caudatus (L.) Kurz.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 12868) with original publication details: Verh. Batav. Genootsch. Kunsten 5(4): 5 1790.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:77167-1.
This name was in version 1 of The Plant List, record kew-12868.