This name is a synonym of Pentacalia subarachnoidea (Wedd.) Cuatrec..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 4E6C58D0-C1DF-4A81-8008-70BC65FE2917) with original publication details: 73 1992.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:963614-1.
This name was in version 1 of The Plant List, record gcc-81861.