This name is a synonym of Pappobolus viridior (S.F.Blake) Panero.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 4855FFCB-0C5C-4A61-9767-3019DFA8FFB1) with original publication details: J. Wash. Acad. Sci. 16: 221 221 1926.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:310266-2.
This name was in version 1 of The Plant List, record gcc-26020, and has not been changed.