This name is a synonym of Tillandsia adpressa var. orthiantha (Standl.) L.B.Sm..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 268514) with original publication details: Abh. Math.-Naturwiss. Kl. Akad. Wiss. Mainz 13: 47 1974.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:875005-1.
This name was in version 1 of The Plant List, record kew-268514, and has not been changed.