This name is a synonym of Hyacinthella leucophaea (K.Koch) Schur.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 278536) with original publication details: Oesterr. Bot. Wochenbl. 7: 235 1857.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:536667-1.
This name was in version 1 of The Plant List, record kew-278536.