This name is a synonym of Dendrobium quadriquetrum J.J.Sm..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 149475) with original publication details: Feddes Repert. 94: 463 1983.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:913091-1.
This name was in version 1 of The Plant List, record kew-149475, and has not been changed.