This name is a synonym of Launaea angustifolia (Desf.) Kuntze.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 123FC038-EB5B-4028-952A-7D26D209A8F1) with original publication details: 254 1855.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:261389-1.
This name was in version 1 of The Plant List, record gcc-87375.