WoRMS source details
(1919). Magyar Bot. Lapok
322322
1919
Publication
Date
action
by
Centaurea psammogena Gáyer accepted as Centaurea varnensis Velen. (original description)
Echinops oxyodontus Bornm. & Diels (original description)
Echinops oxyodontus Bornm. & Diels (original description)