Centaurea balearica, Rodr.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 273

88. C. balearica Rodr. , Bull. Soc. Bot. Fr. 16: 237 (1869).

Dwarf shrub. Stems c. 100 cm, much-branched. Leaves small; spring leaves undivided, linear; summer leaves pinnatisect, the terminal segment with 3 apical spines. Capitula solitary. Involucre c. 4 mm in diameter, ovoid; appendages spinose at apex, fimbriate-dentate. Florets yellow. Pappus as long as achene. Limestone rocks. • Islas Baléares. BI. Sect. Arenariae (Hayek) Dostál . Stems herbaceous, the branches not spiny. Leaf-segments not rigid or spiny. Involucre usually ovoid; appendages usually spiny, not filiform and plumose-fimbriate at apex, the lower fimbriae confluent into a hyaline margin or forming auricles. Florets pink or purple, rarely yellow or lilac.