This name is a synonym of Cypripedium kentuckiense C.F.Reed.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 343924) with original publication details: N. Amer. Native Orchid J. 8: 31 2002.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:60443069-2.
This name was in version 1 of The Plant List, record kew-343924, and has not been changed.