species 120 observations
Northern Arnica
Arnica lonchophylla
Field notes
Arnica angustifolia is an Arctic and alpine species of plants in the sunflower family, known by the common names narrowleaf arnica and Arctic arnica. It is native to colder regions in Europe, Asia, and North America (northern and western Canada, Alaska, northern Rocky Mountains). It is a perennial herb growing up to 16 inches (41 centimetres) tall. Its native habitats include bare, rocky slopes and alpine summits.
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Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Key traits
- Layer
- Herbaceous plants
- Light
- Full sun
- Moisture
- Moist
- Soil pH
- Alkaline
- Plant type
- Perennial Wildflower
From USDA PLANTS and the Lady Bird Johnson Wildflower Center.