This name is a synonym of Ancistrorhynchus clandestinus (Lindl.) Schltr..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 8799) with original publication details: Beih. Bot. Centralbl. 36(2): 138 1918.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:615800-1.
This name was in version 1 of The Plant List, record kew-8799, and has not been changed.