This name is a synonym of Synurus deltoides (Aiton) Nakai.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 6687BA11-04A6-4BBF-BFB8-BE49886AC2D1) with original publication details: 1895.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:189946-1.
This name was in version 1 of The Plant List, record gcc-116380.