Atractylis humilis, L.

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 : 211

3. A. humilis L. , Sp. Pl. 829 (1753).

Slender perennial; stems 5-30 cm, glabrous to floccose-tomentose. Leaves 25-50 x 5-8 mm; basal leaves oblanceolate-oblong, sinuate-serrate, shortly spiny, shortly petiolate; cauline leaves lanceolate-oblong, pinnatifid, spiny, sessile. Involucre 15-22 x 10-25 mm, surrounded by upper leaves which are up to twice its length; outer involucral bracts erecto-arcuate, pectinate-bipinnatisect at least at base and then leaf-like distally; middle bracts truncate or emarginate, abruptly subulate, the lower orbicular-obovate, the upper oblong. Achenes 5-7 x 2-3 mm; pappus slightly longer than the achene, white, brownish at base. Usually calcicole. • From S. C. Spain to S.E. France. BI Ga Hs.