This name is a synonym of Dendrobium hymenanthum Rchb.f..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 58820) with original publication details: Trans. Linn. Soc. London 30: 150 1894.
This name was in version 1 of The Plant List, record kew-58820.