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Ranunculus macounii Britton
Life   Plantae   Dicotyledoneae   Ranunculaceae   Ranunculus

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Associates · map
FamilyScientific name @ source (records)
Entylomataceae  Entyloma ranunculi @ BPI (3)
Megachilidae  Hoplitis producta @ AMNH_BEE (1)

Megachile relativa @ AMNH_BEE (1)
Mycosphaerellaceae  Didymaria ungeri @ BPI (2)

Ovularia decipiens @ BPI (2)
Pucciniaceae  Uromyces dactylidis @ BPI (1)

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Ranunculus macounii Britton
Macoun's buttercup

Image of Ranunculus macounii

General Information
Symbol: RAMA2
Group: Dicot
Family: Ranunculaceae
Duration: Perennial
Growth Habit : Forb/herb
Native Status : AK   N
L48   N
Data Source and Documentation
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Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   


click on a thumbnail to view an image, or see all the Ranunculus thumbnails at the Plants Gallery

Sheri Hagwood. USDI Bureau of Land Management (BLM) . United States, ID, Bureau of Land Management Jarbidge Resource Area. June 28, 2005. Usage Requirements .

Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 2: 112. Provided by Kentucky Native Plant Society . Scanned by Omnitek Inc . Usage Requirements .



Symbol Scientific Name
RAMAO Ranunculus macounii Britton var. oreganus (A. Gray) Davis


Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Magnoliidae
Order Ranunculales
Family Ranunculaceae – Buttercup family
Genus Ranunculus L. – buttercup
Species Ranunculus macounii Britton – Macoun's buttercup

Subordinate Taxa

This plant has no children

Legal Status

Threatened and Endangered Information:
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete protected plant list for that location.
Michigan Macoun's buttercup Threatened

Wetland Status

Interpreting Wetland Status

North America
Alaska FACW
Arid West OBL
Great Plains OBL
Midwest OBL
Northcentral & Northeast OBL
Western Mountains, Valleys, and Coast OBL

Related Links

More Accounts and Images
Flora of North America (RAMA2)
Integrated Taxonomic Information System (RAMA2)
Integrated Taxonomic Information System (RAMAO)
Jepson Interchange (University of California - Berkeley) (RAMA2)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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Following modified from Flora of North America
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FNA | Family List | FNA Vol. 3 | Ranunculaceae | Ranunculus

4. Ranunculus macounii Britton, Trans. New York Acad. Sci. 12: 3. 1892.

Renoncule de Macoun

Ranunculus macounii var. oreganus (A. Gray) K. C. Davis

Stems prostrate to nearly erect, often rooting nodally, hirsute or glabrous, base not bulbous. Roots never tuberous. Basal leaf blades cordate to reniform in outline, 3-foliolate, 3.7-7.5 × 4.5-9.5 cm, leaflets 3-lobed or -parted, ultimate segments elliptic or lance-elliptic, margins toothed or lobulate, apex acute to broadly acute. Flowers: receptacle hirsute; sepals spreading or reflexed ca. 1 mm above base, 4-6 × 1.5-3 mm, glabrous or hirsute; petals 5, yellow, 4-6 × 3.5-5 mm. Heads of achenes globose or ovoid, 7-11 × 7-10 mm; achenes 2.4-3 × 2-2.4 mm, glabrous, margin forming narrow rib 0.1-0.2 mm wide; beak persistent, lanceolate to broadly lanceolate, straight or nearly so, 1-1.2 mm. 2 n = 32, 48.

Flowering spring-summer (May-Sep). Meadows, depressions in woodlands, ditches, edges of streams and ponds, on wet soil or emergent from shallow water; 0-2900 m; Alta., B.C., Man., Nfld., N.W.T., Ont., Que., Sask., Yukon; Alaska, Ariz., Calif., Colo., Idaho, Mich., Minn., Mont., Nebr., Nev., N.Mex., N.Dak., Oreg., S.Dak., Utah, Wash., Wyo.

Through most of its range, Ranunculus macounii has conspicuously hispid herbage. Glabrous plants are found, however, in the lower Columbia River valley (southwestern Washington and adjacent Oregon). This variant has been called R . macounii var. oreganus .

Updated: 2020-06-06 17:33:03 gmt
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