*Anthemis cotula L.

Erect annual up to 60 cm high with an unpleasant scent when crushed. Leaves 2–3-pinnatisect, 3–4 cm long; the segments linear. Involucre 6–10 mm diam. Rays up to 15, white, 10–12 mm long. Cypselas 2 mm long, tuberculate-ribbed. Widespread. Weed of cultivation and waste places. Introd. from Europe. Fl. summer. Stinking Mayweed