Northern Prairie Wildlife Research Center
Western Wetland Flora
Field Office Guide to Plant Species
Potentilla diversifolia Lehm.
- Family: Rose (Rosaceae)
- Flowering: July-August
- Field Marks: This cinquefoil has basal leaves palmately divided into 5 or 7 sharply toothed leaflets and yellow flowers 1 inch across with about 20 stamens.
- Habitat: Along streams, in rocky woods, wet meadows.
- Habit: Perennial herb with a thickened rootstock.
- Stems: Upright, rather slender, up to 3 feet tall, smooth or with appressed hairs.
- Leaves: Mostly palmately divided into 5 or 7 leaflets, rarely pinnately divided, the leaflets obovate to oblanceolate, up to 2 inches long, pointed or rounded at the tip, tapering to the base, sharply toothed, usually somewhat hairy.
- Flowers: Several in cymes; flowers subtended by small, lanceolate bracts up to 1/4 inch long.
- Sepals: 5, green, united below to form a tube (hypanthium), the lobes ovate to lanceolate, up to 1/4 inch long.
- Petals: 5, yellow, free from each other, up to 1/2 inch long.
- Stamens: About 20.
- Pistils: Many, each with a superior ovary.
- Fruits: Achenes several in a cluster, smooth, up to 1/16 inch long, pale brown.
- Notes: This species is rather variable in the shape and number of leaflets.
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