This name is a synonym of Hammarbya paludosa (L.) Kuntze.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 198333) with original publication details: Handb. Gewächsk. ed. 2 2: 1576 1829.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:659477-1.
This name was in version 1 of The Plant List, record kew-198333.