This name is a synonym of Banksia praemorsa Andrews.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Trans. Linn. Soc. London 10: 208 1811.
This name was in version 1 of The Plant List, record kew-2669157, and has not been changed.