Northern Prairie Wildlife Research Center
Hooked Buttercup (Ranunculus recurvatus)
- Family: Buttercup (Ranunculaceae)
- Flowering: May-July.
- Field Marks: This usually hairy species has small, yellow petals about as long as the sepals, and all leaves lobed or divided.
- Habitat: Damp woods, around ponds and lakes, along streams.
- Habit: Perennial herbs with short rhizomes.
- Stems: Erect, usually unbranched, with spreading hairs, up to 1 1/2 feet tall.
- Leaves: Basal and alternate, usually 3- or 5-parted with each part often divided again, hairy.
- Flowers: 2-several in short racemes, yellow, about 1/2 inch across.
- Sepals: 5, green, free from each other, hairy, up to 1/3 inch long, pointing downward.
- Petals: 5, yellow, free from each other, about as long as the sepals.
- Stamens: Numerous.
- Pistils: Numerous, free from each other, smooth.
- Fruits: Rounded or slightly elongated heads of minutely beaked achenes; each achene flat, about 1/10 inch long, with a minute, hooked beak.
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