|Scientific Name||Arnica mollis||USDA PLANTS Symbol||ARMO4|
|Common Name||Hairy Arnica||ITIS Taxonomic Serial No.||36571|
Life zones and habitat: Foothills to alpine (7500 to 13300 ft.); moist areas in meadows, near streams and rocky slopes.
Plant: Erect, clump-forming perennial 6 to 24 inches tall, minutely hairy, glandular stems, single or sometimes branched near heads.
Leaves: Opposite, large (1-1/2 to 7-1/2 inches long), ovate to lanceolate or oblanceolate leaves, soft, hairy and sticky; margins entire or irregularly denticulate, 2 to 4 pairs per stem.
Inflorescence: Flower heads, 1 to 3 per plant, 2 inches across with 10 to 22 ray flowers, many yellow disk flowers in a hemispherical disk; hairy, usually broadly lanceolate pointed phyllaries.
Bloom Period: July to September.
References: "Flora of Colorado" by Jennifer Ackerfield, "Guide to Colorado Wildflowers" by G.K. Guennel and Flora of North America.
|BONAP Distribution Map
Map Color Key
© Tom Lebsack 2022
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County