Ranunculus pensylvanicus
bristly buttercup, bristly crowfoot, Pennsylvania buttercup, renoncule de pennsylvanie
never tuberous.
erect, never rooting nodally, hispid, base not bulbous.
blades broadly cordate in outline, 3-foliolate, 1.6-7 × 3-9 cm, leaflets cleft, usually deeply so, ultimate segments narrowly elliptic, margins toothed, apex acute.
receptacle hirsute;
sepals reflexed ca. 1 mm above base, 3-5 × 1.5-2 mm, ± hispid;
petals 5, yellow, 2-4 × 1-2.5 mm.
cylindric, 9-12 × 5-7 mm;
achenes 1.8-2.8 × 1.6-2 mm, glabrous, margin forming narrow rib 0.1-0.2 mm wide;
beak persistent, broadly lanceolate or nearly deltate, straight or nearly so, 0.6-0.8 mm.
= 16.
Ranunculus pensylvanicus
Ojibwa tribes used Ranunculus pensylvanicus as a hunting medicine; the Potawatomi used it as an astringent for miscellaneous diseases (D. E. Moerman 1986).
(Discussion copyrighted by Flora of North America; reprinted with permission.)
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