This name is a synonym of Calochortus albus (Benth.) Douglas ex Benth..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 276047) with original publication details: Erythea 1: 152 1893.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:42552-2.
This name was in version 1 of The Plant List, record kew-276047, and has not been changed.