This name is a synonym of Ixia longituba var. bellendenii (R.C.Foster) M.P.de Vos.
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 322909) with original publication details: J. Bot. 67: 133 1929.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:439574-1.
This name was in version 1 of The Plant List, record kew-322909.