This name is a synonym of Tripolium pannonicum subsp. tripolium (L.) Greuter.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record AB1C183F-8C33-4505-B11F-86FFBB63A3AD) with original publication details: 141 1909.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:181698-1.
This name was in version 1 of The Plant List, record gcc-91731.