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Species Details

Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium Read more about this collection »

LeavesOpposite, 2-6 pairs, mostly stem leaves, blades heart-shaped to egg-shaped, 3-10 cm long, 2-10 cm wide, margins toothed FlowersHeads 1-3, ray and disk flowers, erect, bases hairy; involucre bracts 13-22 mm tall, lance-shaped to reversed lance-shaped, hairy; ray flowers 9-16, yellow, toothed; disk flowers yellow, hairy; florets with sepals reduced to pappus; petals 5, united; stamens 5, fused around the style; pistils 1 Fruits and SeedsAchenes, 4-8 mm long, pappus white, finely-barbed

Scientific Name Arnica cordifolia Hook. Common Name heart-leaved arnica General Description Perennial herb, simple, sometimes branched, 10-70 cm tall Leaves Opposite, 2-6 pairs, mostly stem leaves, blades heart-shaped to egg-shaped, 3-10 cm long, 2-10 cm wide, margins toothed Flowers
Heads 1-3, ray and disk flowers, erect, bases hairy; involucre bracts 13-22 mm tall, lance-shaped to reversed lance-shaped, hairy; ray flowers 9-16, yellow, toothed; disk flowers yellow, hairy; florets with sepals…
Heads 1-3, ray and disk flowers, erect, bases hairy; involucre bracts 13-22 mm tall, lance-shaped to reversed lance-shaped, hairy; ray flowers 9-16, yellow, toothed; disk flowers yellow, hairy; florets with sepals reduced to pappus; petals 5, united; stamens 5, fused around the style; pistils 1
Fruits and Seeds Achenes, 4-8 mm long, pappus white, finely-barbed Phenology Flowers from July to August Notes
Similar Species: Arnica latifolia A. latifolia can be found in moist montane forests and meadows. It can be distinguished from A. cordifolia by elliptical to lance-shaped lowers leaves and hairless bracts. Medical…
Similar Species: Arnica latifolia A. latifolia can be found in moist montane forests and meadows. It can be distinguished from A. cordifolia by elliptical to lance-shaped lowers leaves and hairless bracts. Medical uses: A. cordifolia was used by early pioneers with rubbing alcohol to make a liniment that reduced inflammation of muscles, joints and sprains.
Range/Distribution Alberta: The foothills and Rocky Mountains CAN (BC, MB, NT, ON, SK, YT); USA (AK, AZ, CA, CO, ID, MI, MT, ND, NM, NV, OR, SD, UT, WA, WY)
Arnica cordifolia Hook.
Arnica cordifolia Hook.
Arnica cordifolia Hook.
Arnica cordifolia Hook.

Citation

Page Citation for Arnica cordifolia Hook.

Page Citation

"Species Details - Arnica cordifolia Hook., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-2909/12-142083. Accessed 15 Dec. 2024.

Specimen Information

There are 303 specimens of this Species.

251 results plotted on map in 229 markers.
Note: Only records with latitude and longitude coordinates are plotted on map.

103548 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Colorado, Garfield County, Trappers Lake Date Collected1990-06-21

91458 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Bighorn National Forest Date Collected1985-07-19

91457 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Bighorn National Forest Date Collected1985-07-18

91456 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Medicine Bow National Forest Date Collected1985-07-17

91459 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Grand Teton National Park Date Collected1985-07-20

91454 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Medicine Bow National Forest Date Collected1985-07-17

91455 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Albany County, Lewis Lake Date Collected1985-07-17

85488 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Colorado, Boulder County, Niwot Ridge Date Collected1967-08-27

68765 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Oregon, Wallowa County, Wallowa Lake Date Collected1939-06-05

68763 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Washington, Kittitas County, Cle Elum Lake Date Collected1939-05-07

68764 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Washington, Mount Rainier National Park, Mount Rainier Date Collected1938-08-19

16867 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Washington, Kittitas County, Lookout Mountain Date Collected1940-04-28

16866 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Idaho, Bonneville County, Sheep Creek Peak Date Collected1936-05-16

53598 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Washington, Chelan County, Leavenworth Date Collected1972-06-02

54724 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Montana, Glacier National Park Date Collected1971-07-09

92251 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Sublette County, Green River Lakes Date Collected1987-07-20

91462 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Oregon, Grant County, Long Creek Date Collected1985-07-28

91460 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Idaho, Blaine County, Alturas Lake Date Collected1985-07-23

95890 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Fremont County, Norton Point Date Collected1984-07-14

68762 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Grand Teton National Park, Jenny Lake Date Collected1938-06-26

16864 - Arnica cordifolia Hook.

University of Alberta Vascular Plant Herbarium

Common Nameheart-leaved arnica Place CollectedNorth America: United States, Wyoming, Albany County, Pole Mountain Date Collected1947-07-06