Arnica latifolia Bong.
Broadleaf Arnica, Mountain Arnica, Daffodil Leopardbane
Asteraceae (Aster Family)
Synonym(s): Arnica latifolia var. angustifolia
USDA Symbol: ARLA8
A variable species with numerous combinations of distinctive characteristics. Height ranges from 4-24 in. Basal leaves are broad, sometimes heart-shaped and long-petioled. Stem leaves are narrower and become gradually smaller. Foliage may or may not be hairy. Yellow, radiate flowers occur singly or in clusters at the end of each stem.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Size Notes: Up to about 2 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom InformationBloom Color: Yellow
Bloom Time: Jun , Jul , Aug
DistributionUSA: AK , CA , CO , ID , MT , NV , OR , UT , WA , WY
Canada: AB , BC , NT , YT
Native Distribution: AK, s. to CA & w. CO
Native Habitat: Alpine
Growing ConditionsWater Use: High
Light Requirement: Sun , Part Shade
Soil Moisture: Wet
CaCO3 Tolerance: Medium
Soil Description: Variable.
Conditions Comments: Because the species is so variable, it is especially important to choose material from nearby sources and habitats that matches your site.
BenefitConspicuous Flowers: yes
PropagationDescription: Propagate by seed or division of rhizomes or mature plants. Seed germination is good.
Seed Collection: Not Available
Seed Treatment: Germination is enhanced by stratification.
Commercially Avail: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
National Wetland Indicator Status
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Native Seed Network - Corvallis, OR
Additional resourcesUSDA: Find Arnica latifolia in USDA Plants
FNA: Find Arnica latifolia in the Flora of North America (if available)
Google: Search Google for Arnica latifolia
MetadataRecord Modified: 2015-12-15
Research By: TWC Staff