Centaurea heywoodiana Raimondo, Spadaro & Di Gristina (2020: 370) .

Ind. Loc.: —Nebrodi Mts, Floresta, SE slopes of Musarra Mt.

Type: — ITALY. Sicily: “Monti Nebrodi, Floresta, pendici sud orientali di Monte Musarra, nei luoghi aperti pascolati, su suolo argilloso-calcareo, 1081 m (s.l.m.), 37°51’39,45” N –14°54°28,94” E ”, 27 July 2020, Raimondo (holotype PAL-Gr; isotypes FI, PAL) .

Notes:—Species currently known only from the locus classicus in the Nebrodi Mts (NE Sicily); it is a small plant, prostrate with branches spreading over the ground.