This name is a synonym of Leucospermum cuneiforme Rourke.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26500579) with original publication details: Trans. Linn. Soc. 10: 96. 1810.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:704990-1.
This name was in version 1 of The Plant List, record tro-26500579, and has not been changed.