This name is a synonym of Xanthisma junceum (Greene) D.R.Morgan & R.L.Hartm..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 2A212316-8AA8-42E1-B07A-0DF97E9FBF94) with original publication details: Erythea 2 108 1894.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:94290-2.
This name was in version 1 of The Plant List, record gcc-7527, and has not been changed.