This name is a synonym of Eriophorum gracile Koch.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 333316) with original publication details: Amer. J. Sci. Arts 46: 103 1844.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:95731-2.
This name was in version 1 of The Plant List, record kew-333316.