This name is a synonym of Hippeastrum cipoanum (Ravenna) Meerow.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 286846) with original publication details: Pl. Life 26: 86 1970.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:219589-2.
This name was in version 1 of The Plant List, record kew-286846.