This name is a synonym of Cypripedium × cythera Rolfe.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 54123) with original publication details: Gard. Chron. 1893(2): 682 1893.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:625772-1.
This name was in version 1 of The Plant List, record kew-54123.