This name is a synonym of Phragmipedium longifolium (Warsz. & Rchb.f.) Rolfe.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 54125) with original publication details: Gard. Chron. 1878(1): 202 1878.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:625774-1.
This name was in version 1 of The Plant List, record kew-54125.