This name is a synonym of Hilliardiella oligocephala (DC.) H.Rob..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 51E91D4C-C431-45DD-A31D-98DAC79FB7E5) with original publication details: Revis. Gen. Pl. 2 968 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:186743-1.
This name was in version 1 of The Plant List, record gcc-99652.