Achillea millefolium

(Yarrow)

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Achillea millefolium, Along FR 311, Four Mile Area, Chaffee Co. 9512

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Achillea millefolium, Lower McCullough Gulch, Summit Co. 2414/2425

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Achillea millefolium, Breckenridge, Summit Co. 9026

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Achillea millefolium, Breckenridge, Summit Co. 9000

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Achillea millefolium, Along FR 311, Four Mile Area, Chaffee Co. 9518

Scientific Name Achillea millefolium USDA PLANTS Symbol ACMI2
Common Name Yarrow, Common Yarrow ITIS Taxonomic Serial No. 35423
Family Asteraceae (Sunflower) SEINet
Reference
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Description Life zones and habitat: Semi-desert, foothills, montane, subalpine (4800 to 13200 ft.); gravelly soils along roadsides, meadows, open woodlands, shrublands and prairies; widespread throughout North America.
Plant: Upright perennial 2-1/2 to 24 inches tall in Colorado; aromatic, slender stem.
Leaves: Lanceolate to oblong stem leaves to 5 inches long, once or twice pinnately dissected into small leaflets giving fern-like appearance.
Inflorescence: Flat-topped corymb-like clusters of 10 to 100 small blossoms with white to pink ray flowers and yellow disks.
Bloom Period: June to October.
References: "Flora of Colorado" by Jennifer Ackerfield and "Guide to Colorado Wildflowers" by G.K. Guennel.
BONAP Distribution Map

Colorado Status:
Native

© Tom Lebsack 2022

Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County