This name is a synonym of Callistemon linearis (Schrad. & J.C.Wendl.) Colv. ex Sweet.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 126448) with original publication details: Trans. Linn. Soc. London 3: 271 1797.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:598252-1.
This name was in version 1 of The Plant List, record kew-126448, and has not been changed.