Ranunculus sardous

Crantz

Stirp. Austr. Fasc. 2: 84. 1763

Selected by author to be illustratedWeedyIntroduced
Synonyms: Species Linnaeus
Treatment appears in FNA Volume 3.
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Stems nearly erect, hispid, base not bulbous. Basal and lower cauline leaf blades ovate to cordate, 3-foliolate, 2-6 × 2-6 cm, leaflets again parted, leaflet base truncate to acute, margins crenate-dentate to crenate-lobulate, apex rounded to obtuse. Flowers pedicellate; receptacle pilose; sepals 5, reflexed, 3-8 × 1.5-3 mm, pilose; petals 5, 7-10 × 4-8 mm. Heads of achenes globose or ovoid, 5-8 × 6-7 mm; achenes 15-35 per head, 2-3 × 2-3 mm, faces sparsely papillate or sometimes smooth, glabrous, margin smooth; beak oblong to deltate, curved, 0.4-0.7 mm.

Phenology: Flowering late winter–summer (Mar–Aug).
Habitat: Roadsides, fields, open woods
Elevation: 0-200 m

Distribution

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B.C., Ala., Ark., Calif., Fla., Ga., Ill., Kans., Ky., La., Md., Miss., Mo., N.J., N.Y., N.C., Okla., Oreg., Pa., R.I., S.C., Tenn., Tex., Va., native to Europe, Pacific Islands, Australia.

Discussion

Ranunculus sardous was collected in New Brunswick and Ontario in the 1800s, but it apparently has not persisted in those provinces.

References

None.

Lower Taxa

No lower taxa listed.