This name is a synonym of Habranthus gracilifolius Herb..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 298712) with original publication details: Syst. Veg. 7: 813 1830.
This name was in version 1 of The Plant List, record kew-298712, and has not been changed.