This name is a synonym of Amaryllis belladonna L..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 276313) with original publication details: Trans. Hort. Soc. London 4: 181 1821.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:63676-1.
This name was in version 1 of The Plant List, record kew-276313.