Distribution: Widely distributed throughout much of Washington; widely distributed throughout much of North America.
Habitat: Moist meadows and boggy shoreland to semi-aquatic and often brackish areas.
Flowers: May-September
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bees, flies, butterflies, beetles
Usually glabrous annual from slender, fleshy roots, the 1-several stems erect, 2-5 dm. tall, freely branched, hollow.
Basal leaves long-petiolate, the blades reniform, 2.5-4 cm. long, deeply parted into 3 wedge-shaped segments, and again once or twice less-deeply lobed or toothed; cauline leaves numerous, alternate, more deeply divided than the basal leaves.
Pedicels single-flowered, stout, 1-3 cm. long; sepals 5, spreading, yellowish, 2-4.5 mm. long, deciduous; petals 5, yellow, 2-5 mm. long;; nectary scale mostly attached; receptacle cylindric, up to 14 mm. long; stamens 15-20; pistils 100-250.
Achenes about 1 mm. long with corky margins; style nearly obsolete.
Publication: Sp. Pl. 1: 551. 1753.
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var. multifidus – celery-leaved buttercup
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var. sceleratus – celery-leaved buttercup
PNW Herbaria: Specimen records of Ranunculus sceleratus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Ranunculus sceleratus checklist entry.
OregonFlora: Ranunculus sceleratus information.
E-Flora BC: Ranunculus sceleratus atlas page.
CalPhotos: Ranunculus sceleratus photos.
USDA Plants: Ranunculus sceleratus information.
