This name is a synonym of Dudleya greenei Rose.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Nat. Pflanzenfam. ed. 2 18a: 478 1930.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:86960-2.
This name was in version 1 of The Plant List, record kew-2781177, and has not been changed.