Jasione crispa subsp. crispa

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 : 101

(d) Subsp. crispa ( J. humilis (Pers.) Loisel. ): Densely caespitose, with a rather slender stock. Flowering stems 5-10 cm, crispate-villous near apex, rather sparsely leafy and usually leafless for a short distance below the capitulum. Leaves 5-10 x 1-2 mm, usually widest at or below the middle. Involucral bracts ovate, coriaceous, crenate-serrate, usually purplish. Calyxteeth villous. In = 36. E. Pyrenees, N.E. Spain.