This name is a synonym of Geissorhiza imbricata subsp. bicolor (N.E.Br.) Goldblatt.
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 327526) with original publication details: Contr. Gray Herb. 135: 33 1941.
This name was in version 1 of The Plant List, record kew-327526, and has not been changed.