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).


Amenone canadensis.

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