Potentilla anglica |
Potentilla flabellifolia |
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fan-leaf cinquefoil, fringe-leaf cinquefoil, fan-foil |
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Habit | Perennial from a branched base and well-developed rhizomes, moderately puberulent but green throughout, the stems 1.5-2.5 dm. tall. | |
Leaves | Basal leaves numerous, long-petiolate, the blades ternate, the leaflets obovate, deeply toothed, the teeth rounded; stipules membranous, ovate, 5-15 mm. long; cauline leaves 1-2, reduced. |
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Flowers | Inflorescence open, few-flowered, leafy-bracteate; calyx saucer-shaped, 1-1.5 cm. broad, the 5 lobes deltoid-lanceolate, the alternating bracteoles slightly shorter, elliptic, toothed; petals 5, bright yellow, obcordate, up to 10 mm. long; stamens 20, inserted just outside a blackish-purple disk; pistils numerous; style slender, sub-terminal, longer than the achene. |
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Fruits | Achene 1.5 mm. long, smooth. |
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Potentilla anglica |
Potentilla flabellifolia |
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Flowering time | June-August | |
Habitat | Common in moist meadows from middle to high elevations in the mountains. | |
Distribution | Occurring on both sides of the Cascades crest in Washington; British Columbia to California and Nevada, east to Alberta, Montana and Wyoming.
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Origin | Introduced | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Web links |
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