Anacyclus pyrethrum, (L.) Link

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 : 168

4. A. pyrethrum (L.) Link , Enum. Horti Berol. Alt. 2: 344 (1822).

More or less villous perennial with a stout stock and rosettes of leaves from the axils of which arise decumbent stems 10-45 cm. Leaves oblong to ovate in outline; lobes oblong, obtuse, mucronulate; cauline leaves much smaller than basal. Capitula c. 15 mm in diameter (excluding ligules). Involucral bracts oblong-ovate, obtuse, sparsely villous; margin purplish or whitish. Ligules white, purple beneath. Outer achenes with wings not reaching their apex; inner very narrowly winged. S.E. Spain. Hs. (North Africa.)