Arnica louiseana
| Arnica louiseana | |
|---|---|
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| Lake Louise arnica painted by Mary Vaux Walcott, 1905 | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Arnica |
| Species: | A. louiseana
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| Binomial name | |
| Arnica louiseana | |
Arnica louiseana is a Canadian species of flowering plant in the family Asteraceae, known by the common name Lake Louise arnica or snow arnica.[2][3] It is native to the Canadian Rockies in Alberta and British Columbia, and named for Lake Louise in Banff National Park.[4]
Arnica louiseana is a small plant rarely more than 20 cm (8 inches) tall. Flower heads are yellow, with both ray florets and disc florets. It grows at high elevations in alpine tundra and rocky outcrops.[2][4]
References
[edit]- ^ NatureServe (3 January 2025). "Arnica louiseana | NatureServe Explorer". NatureServe Explorer. Arlington, Virginia. Retrieved 10 January 2025.
- ^ a b Flora of North America, Lake Louise arnica, snow arnica, Arnica louiseana
- ^ Biota of North America Program 2014 state-level distribution map
- ^ a b Farr, Edith May 1906. Ottawa Naturalist 20(5): 109
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