Asteraceae
Cotula coronopifolia

Brass Buttons

Mat sprawling, prostrate, rooting at nodes, strong-smelling. Leaves fleshy, sessile, clasping all the way around stem to form a sheath; lower leaves divided into few linear lobes; upper leaves undivided, sometimes toothed. Flower heads consisting of 1/4–3/4 in. hard buttons of disk flowers. Introduced from South Africa. Common along beaches, in salt- and freshwater marshes, the length of our region. Compare to native Jaumea carnosa, which grows in same tidal flat habitat.

  • Rarity: Common
  • Flowering Time: All Year Long
  • Life Cycle: Perennial
  • Height: 5--15
  • Habitat: Coastal Beaches & Marshes
  • Found In: Olympic NP
  • Native: No