This name is a synonym of Ixia maculata var. fuscocitrina (DC.) G.J.Lewis.
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 322761) with original publication details: Liliac. 2: t. 86 1804.
This name was in version 1 of The Plant List, record kew-322761, and has not been changed.