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.