This name is a synonym of Pappobolus senex (S.F.Blake) Panero.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 29AA0ED4-FD3D-4A99-A617-AB70C2698411) with original publication details: 220 1926.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:306199-2.
This name was in version 1 of The Plant List, record gcc-108029, and has not been changed.