This name is a synonym of Laggera decurrens (Vahl) Hepper & J.R.I.Wood.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 0350BD06-0947-4A9D-9BFF-6EE687E00FDF) with original publication details: 448 1836.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:185566-1.
This name was in version 1 of The Plant List, record gcc-81019, and has not been changed.