Ranunculus pensylvanicus — Details

Ranunculus pensylvanicus L. f.:
Canada (North America)
United States (North America)

Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville. http://www.tropicos.org/Reference/1103
Voss, E. G. 1985. Michigan Flora. Part II Dicots (Saururaceae-Cornaceae). Bull. Cranbrook Inst. Sci. 59. xix + 724. http://www.tropicos.org/Reference/1700
Gleason, H. A. 1968. The Choripetalous Dicotyledoneae. vol. 2. 655 pp. In H. A. Gleason Ill. Fl. N. U.S. (ed. 3). New York Botanical Garden, New York. http://www.tropicos.org/Reference/1704
Keener, C. S. 1992. http://www.tropicos.org/Reference/29092
Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York. http://www.tropicos.org/Reference/1515
Great Plains Flora Association. 1986. Fl. Great Plains i–vii, 1–1392. University Press of Kansas, Lawrence. http://www.tropicos.org/Reference/637
Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York. http://www.tropicos.org/Reference/1327
Whittemore, A. 1994. Ranunculus (Ranunculaceae). 139. http://www.tropicos.org/Reference/46433

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National Distribution

Canada

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

United States

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

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Physical Description

Morphology

Comments

Ojibwa tribes used Ranunculus pensylvanicus as a hunting medicine; the Potawatomi used it as an astringent for miscellaneous diseases (D. E. Moerman 1986).

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Description

Stems erect, never rooting nodally, hispid, base not bulbous. Roots never tuberous. Basal leaf blades broadly cordate in outline, 3-foliolate, 1.6-7 × 3-9 cm, leaflets cleft, usually deeply so, ultimate segments narrowly elliptic, margins toothed, apex acute. Flowers: receptacle hirsute; sepals reflexed ca. 1 mm above base, 3-5 × 1.5-2 mm, ± hispid; petals 5, yellow, 2-4 × 1-2.5 mm. Heads of achenes cylindric, 9-12 × 5-7 mm; achenes 1.8-2.8 × 1.6-2 mm, glabrous, margin forming narrow rib 0.1-0.2 mm wide; beak persistent, broadly lanceolate or nearly deltate, straight or nearly so, 0.6-0.8 mm. 2 n = 16.

Flora of North America @ eFloras.org

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Ecology

Habitat

Habitat & Distribution

Flowering late spring-summer (Jun-Aug). Stream banks, bogs, moist clearings, depressions in woodlands; 0-1700 m; Alta., B.C., Man., N.B., Nfld., N.W.T., N.S., Ont., P.E.I., Que., Sask.; Alaska, Ariz., Colo., Conn., Del., D.C., Idaho, Ill., Ind., Iowa, Maine, Md., Mass., Mich., Minn., Mont., Nebr., N.H., N.J., N.Mex., N.Y., N.Dak., Ohio, Pa., R.I., S.Dak., Vt., Wash., W.Va., Wis., Wyo.

Flora of North America @ eFloras.org

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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Ranunculus pensylvanicus

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 1
Species: 1
Species With Barcodes: 1

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Source: Barcode of Life Data Systems (BOLD)

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Conservation

Conservation Status

NatureServe Conservation Status

Rounded Global Status Rank: G5 - Secure

Source: NatureServe

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National NatureServe Conservation Status

Canada

Rounded National Status Rank: NNR - Unranked

United States

Rounded National Status Rank: NNR - Unranked

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Wikipedia

Ranunculus pensylvanicus

Ranunculus pensylvanicus is a flowering plant species in the Ranunculaceae (buttercup) family. Common names include bristly crowfoot, bristly buttercup and Pennsylvania buttercup.^[1]^[2] It is native to North America with a distribution over the northern part of the continent.^[3]

References

^ Ontario Wildflowers 20 Dec 2011
^ Minnesota Wildflowers 20 Dec 2011
^ USDA Natural Resources Conservation Servies Plants Profile 20 Dec 2011

This Ranunculales article is a stub. You can help Wikipedia by expanding it.

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