This name is a synonym of Cota tinctoria subsp. gaudium-solis (Velen.) Oberpr. & Greuter.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 945DB203-8099-4B6E-ADEB-5EEF0876C1E4) with original publication details: 380 1980.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:177196-1.
This name was in version 1 of The Plant List, record gcc-51191.