This name is a synonym of Phragmipedium × grande (Rchb.f.) Rolfe.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 54223) with original publication details: Gard. Chron. 1891(1): 343 1891.
This name was in version 1 of The Plant List, record kew-54223.