© Kallum McDonald · CC0
iNaturalist — CC, credited & licensed per image
Pictured: Arnica chamissonis — the species. This variety isn’t separately illustrated.
Asteraceae family
Chamisso Arnica (var. chamissonis) Arnica chamissonis subsp. chamissonis var. chamissonis variety
Native
Chamisso Arnica (var. chamissonis) is a perennial wildflower native to Alaska and Canada.
More about this plant
Arnica chamissonis, the Chamisso arnica, is a North American species of plants in the family Asteraceae. It is very similar to Arnica montana. Arnica chamissonis is native to North America and naturalized in parts of Europe while A. montana is indigenous to Europe. Wikipedia →
Growing & care
USDA PLANTS · TRY Size & form
Sources · Size & form
USDA PLANTS — Lifespan
- Lifespan
- Perennial
In the garden
Herb layer — Sits in the herb of a layered food forest or polyculture.Open guide →
derived roles
Species characteristics from USDA PLANTS (public domain) + TRY (CC BY) — general guidance, not a
guarantee for your exact site. Deer "browsing" is documented palatability, not a deer-proof claim.
Wildlife & pollinators
How pollinator value is scored →❧ Caterpillar hosts Documented caterpillar host
Recorded feeding on Arnica in North America, including:
Named species (a documented Nearctic sample, not exhaustive) from NHM HOSTS (CC0).
Related plants
More Arnica →
Native
Alaska Arnica
Arnica unalaschcensis
●●○○○ 
Native
Broadleaf Arnica
Arnica latifolia
●●○○○ 
Native
Clasping Arnica
Arnica amplexicaulis
●●○○○ 
Native
Common Leopardbane
Arnica acaulis
●●○○○ 
Native
Foothill Arnica
Arnica fulgens
●●○○○ 
Native
Hairy Arnica
Arnica mollis
●●○○○ Same genus / family, ranked by ecological value — from the PlantKey catalog
Sources for this entry (10) Open & cited
[01] Scientific name & family — USDA PLANTS (DwCA, Zenodo 17903503)
[02] Growth habit & duration — USDA PLANTS (DwCA, Zenodo 17903503)
[03] Native status & distribution — USDA PLANTS (DwCA, Zenodo 17903503)
[04] Common name — USDA PLANTS (via GBIF)
[05] Invasive / introduced status — USDA PLANTS (DwCA, Zenodo 17903503) — native status
[06] Description — Wikipedia (CC BY-SA)
[07] Ecological value — GloBI
[08] Chromosomes — ChromoDB — IAPT/IOPB chromosome data series (Zenodo, CC BY 4.0)
[09] Caterpillar species — NHM HOSTS (CC0)
Spot an error or have a better photo? Every field links to its source, and the whole dataset is open.
Cite this page Open data, please attribute
PlantKey’s data is open under CC BY-SA 4.0 — free to reuse and adapt, with attribution and the same licence. Photos keep their own per-image licence + credit (see Sources above).
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