This name is a synonym of Arundinella pumila (Hochst.) Steud..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 396416) with original publication details: Kew Bull. 12: 63 1957.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:390641-1.
This name was in version 1 of The Plant List, record kew-396416, and has not been changed.