Centaurea giardinae Raimondo & Spadaro (2006: 373).

Ind. Loc.: —NW slopes of the Etna Mt., above Linguaglossa (Catania) in locality Mareneve.

Type: — ITALY. Sicily: “pendici nord-orientali dell’Etna sopra Linguaglossa (Catania), su suolo lavico in località Mareneve in ambiente semirupestre, 760 m s.l.m., 37°49’49,02”N – 15°06’30,72”E ”, 15 June 2005, Raimondo & Spadaro (holotype PAL; isotypes PAL, FI).

Notes:—This species is very common in the Etna volcano. Compared to the other species of the C. parlatoris complex, it usually has a caespitose habit.