life
cycle - perennial, reproducing by seed and rhizomes
stem -
reproductive scapes, scales, leafless, white woolly growth
habit
leaves -
nearly heart-shaped, irregularly toothed, basal, white woolly
below, emerge after flowering leaves
flowers -
heads of yellow ray (ligulate) and disk (tubulate) florets;
open on sunny days, appear before leaves, puffball when mature
flower heads, mature flower heads