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Photographer: Merel R. Black
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Family Rosaceae
Potentilla arguta Pursh subsp. arguta
prairie cinquefoil, tall cinquefoil, tall potentilla
Potentilla: comes from the Latin diminutive of potens meaning "powerful" in reference to the medicinal properties of some species
arguta: Latin for "sharp" referring to sharp teeth on leaf margins
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| Status: | Native |
| Plant: | erect, perennial, 12"-40" tall forb, covered with fine brownish hairs, unbranched to the inflorescence |
| Flower: | whitish to yellow, 5-parted, 1/2"-3/4" wide, petals slightly longer than the sepals; inflorescence a branched, tight cluster (cyme); blooms June-July |
| Fruit: | dry seed |
| Leaf: | pinnately-divided; basal leaves long-stalked and with 7-11 leaflets; upper leaves with usually only 5 leaflets |
| Habitat: | dry to moderate moisture; woods, prairies |
| (Glossary) |
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