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 739749AF-F2EB-497E-887A-6CD1BAA67AB8) with original publication details: 320 1840.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:190862-1.
This name was in version 1 of The Plant List, record gcc-80081.