R. D. Meikle, Flora of Cyprus 2. 1985T. G. Tutin, V. H. Heywood, N. A. Burges, D. M. Moore, D. H. Valentine, S. M. Walters & D. A. Webb, Flora Europaea 4. 1976
but modified
1Outer phyllaries patent or reflexed; commencing to flower in spring and early summer
1'Outer phyllaries erect, subadpressed; commencing to flower in autumn
2Achenes bright rusty-red; beak of achene 6-7 mm long; involucre 8-10 mm long
2'Achenes brownish; beak of achene 7-15 mm long; involucre 12-25 mm long
3Leaves runcinate-pinnatifid with broad, deltoid, entire or toothed lateral lobes, occasionally subentire or broadly and irregularly lobed; pappus tinged brown
3'Leaves pinnatisect almost to midrib, with numerous small, oblong-acuminate or suborbicular lateral lobes, separated by smaller lobules
4Lateral lobes acuminate, oblong; apex of scape pilose or lanuginose; pappus tinged brown
4'Lateral lobes blunt or suborbicular; apex of scape glabrous; pappus white