SILVERY CINQUEFOIL, Potentilla argentea L. 1, entire plant; 2, seed. Perennial, spreading by seed. Stems as long as 2 feet (60 cm), prostrate or with only the tips ascending. Leaves palmate, with 5 to 7 sharply toothed leaflets; lower surface densely covered with short hairs, giving a silvery color, petiole length variable. Flowers about 1/2 inch (1.3 cm) across; on short stalk, from the axils of the leaves, petals yellow. Seeds yellowish, kidney-shaped, numerous, 1/32 inch (0.8 mm) long. Found in lawns, pastures, and meadows, especially on sandy soils.