FALSE CHAMOMILE, Matricaria maritima L. var. agrestis (Knaf) Wilmott. 1, stems, leaves, flowers; 2, seeds. Winter annual or annual, reproducing by seed. Taproot system with extensive secondary roots. Stems 1 to 3 feet (30 to 90 cm) tall, frequently branched, especially from the crown area. Leaves dark green, 1 to 3 inches (2.5 to 7.5 cm) long, finely divided. Flowers occurring singly at end of branches, 1/2 inch (1.3 cm) in diameter, with center of yellow disk flowers and with ray flowers having white petals. Seeds gray to black, 1/16 inch (1.5 mm) long, 3 angled. Found along roadsides, fences, tree belts, and ponds. It may be a problem in cultivated fields when fall rosettes are not destroyed with spring tillage before planting.