This name is a synonym of Senecio gmelinii Ledeb..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record C0F10578-433B-4B1D-920D-5FC43C989810) with original publication details: 1841.
This name was in version 1 of The Plant List, record gcc-51645, and has not been changed.