Anthemis chrysantha, Gay

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 : 154

35. A. chrysantha Gay in Durieu, Expl. Sci. Algerie (Bot.) t. 60, fig. 1 (1846-1849).

A much-branched, densely tomentose annual. Main stem up to 25 cm, usually corymbosely branched, densely leafy. Leaves fleshy, broadly ovate, 1 - to 2-pinnatisect, the segments 2- to 3-lobed or -partite, the lobes usually oblong to obovate, obtuse or rounded, not mucronate. Peduncles somewhat davate in fruit. Involucre slightly convex, lanate-tomentose; disc rather convex; outer bracts linear-lanceolate, acute, without scarious margin, the inner oblong, subacute, scarious and ciliate at the margin. Receptacle hemispherical to oblong-ovoid, rounded at the apex; scales elliptical to obovate or oblong-obovate, mucronate, shorter than florets. Ligules subrectangular, yellow, usually rather shorter than the diameter of the disc. Achenes 1 - 5-1- 75 mm, obconical, with 10 granulate ribs, and a denticulate rim or sometimes a short crenulate auricle. S.E. Spain (near Cartagena). Hs. (Algeria.)