This name is a synonym of Agapetes macrantha var. grandiflora (Hook.f.) D.Banik & Sanjappa.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Gen. Pl. 2: 571 1876.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:858149-1.
This name was in version 1 of The Plant List, record kew-2625322.