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Arnica amplexicaulis
Arnica amplexicaulis Nutt.
Clasping Arnica
Asteraceae (Aster Family)
Synonym(s): Arnica amplexicaulis ssp. genuina, Arnica amplexicaulis ssp. prima, Arnica amplexicaulis var. piperi, Arnica amplexicaulis var. prima, Arnica amplexifolia, Arnica mollis var. aspera
USDA Symbol: ARAM2
USDA Native Status: L48 (N), AK (N), CAN (N)
From the Image Gallery
Plant Characteristics
Duration: PerennialHabit: Herb
Size Notes: Up to about 30 inches tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom Information
Bloom Color: YellowBloom Time: Jun , Jul , Aug
Distribution
USA: AK , CA , ID , MT , NV , OR , UT , WA , WYCanada: AB , BC , NT , YT
Growing Conditions
Light Requirement: Sun , Part ShadeSoil Moisture: Moist , Wet
Drought Tolerance: Low
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Additional resources
USDA: Find Arnica amplexicaulis in USDA PlantsFNA: Find Arnica amplexicaulis in the Flora of North America (if available)
Google: Search Google for Arnica amplexicaulis
Metadata
Record Modified: 2022-12-22Research By: TWC Staff