Anthemis maritima, 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 : 151

13. A. maritima L. , Sp.Pl. 893 (1753).

Subglabrous to more or less pubescent dwarf shrub. Stems 12-70 cm, stout, rooting at base, corymbosely branched or simple, sometimes with dead petioles at base, densely leafy upwards. Leaves 1 -3-4 x 0-7-2 cm, l (-2)-pinnatifid, fleshy, glandular-punctate; segments obovatecuneate. Peduncles (2-)3 -5-10(-13) cm. Capitula (17-)24-40 mm in diameter. Involucre hemispherical, more or less lanate to glabrous; outer bracts triangular, acute, the inner oblong, obtuse, with wide hyaline margin. Ligules (5-)6-5-15 x (3-5-)4-7-5 mm, broadly elliptical to oblong. Disc 6—16 mm in diameter; lower half of corolla-tube subglobose, swollen and spongy in fruit. Receptacle conical or ovoid-oblong with obtuse apex; scales cuneate-oblong, attenuate or truncate at apex, with stiff, short acumen, about equalling the florets. Achenes 1 -75-2 mm, with more or less prominent ribs, and acute rim prolonged on the adaxial side into an auricle up to 1 mm. In = 36. Maritime sands. W. Mediterranean region, S. Portugal. BI Co Ga Hs It Lu Sa Si. A. aeolica Lojac. , FI. Sic. 2(1): 84 (1902), from Sicilia, considered by some authors as a variant of 13 with 2-pinnatifid leaves, but distinct in its taller, annual stem, leafy to the capitulum, requires further study.