This name is a synonym of Oncosperma horridum (Griff.) Scheff..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 14558) with original publication details: Calcutta J. Nat. Hist. 5: 465 1845.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:664149-1.
This name was in version 1 of The Plant List, record kew-14558, and has not been changed.