Northern Prairie Wildlife Research Center
Aquatic and Wetland Vascular Plants of the Northern Great Plains
9. Ranunculaceae, the Buttercup Family
1. Anemone L.
1. Anemone canadensis L.-- Meadow anemone
Erect perennial 1-6 dm tall, from slender rhizomes, often forming dense patches;
stems simple below the inflorescence, setose. Leaves all basal
and long-petioled except for the 2-3 sessile, leaflike involucres subtending
the inflorescence; blades deeply 3- to 5-lobed and sharply toothed as
well, rotund to reniform in outline, 4-15 cm across, sericeous, especially beneath;
petioles 5-35 cm long. Flowers 1-3, white and showy, 2-5 cm across,
lateral flowers, when present, subtended by smaller involucres than the central
one; peduncles 3-12 cm long; sepals (4)5(6), petaloid, white,
obovate, often unequal, 10-25 mm long; petals none; stamens numerous;
pistils many, maturing into achenes, styles pubescent. Achenes
in a globose head, obovate to suborbicular, 2.5-4.5 mm long, about as wide;
style beak 2-4 mm long, pubescent. Jun--Jul, fruiting into Aug. Wet meadows,
low prairie, ditches, floodplains, moist woods and thickets; common in ND, e
SD and e NE, much less so in w SD and w NE; (e Que. to Alta., s to MD, WV, MO,
KS and NM).
Return to Family -- Ranunculaceae -
The Buttercup Family
Next Species -- Caltha palustris L.