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 22B3A0D9-14F7-4BFC-9D9F-3B204C895F84) with original publication details: Prodr. (DC.) 5: 73 73 1836.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:260139-1.
This name was in version 1 of The Plant List, record gcc-31915.