This name is a synonym of Cyanus triumfettii subsp. axillaris (Čelak.) Štěpánek.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record B1D9072F-9BBE-4508-A4D0-F372F33D4F1B) with original publication details: 2290 1803.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:189981-1.
This name was in version 1 of The Plant List, record gcc-139752.