This name is a synonym of Zantedeschia aethiopica (L.) Spreng..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 178452) with original publication details: Syst. Veg. 3: 765 1826.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:88654-1.
This name was in version 1 of The Plant List, record kew-178452, and has not been changed.