Native Plants

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Weyand, Phyllis

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

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: 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: Yellow
Bloom Time: May , Jun , Jul , Aug , Sep

Distribution

USA: AK , CA , ID , MT , NV , OR , UT , WA , WY
Canada: AB , BC , NT , YT

Growing Conditions

Light Requirement: Sun , Part Shade
Soil 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 Plants
FNA: Find Arnica amplexicaulis in the Flora of North America (if available)
Google: Search Google for Arnica amplexicaulis

Metadata

Record Modified: 2022-12-22
Research By: TWC Staff

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