Solidago multiradiata

(Rocky Mountain Goldenrod)

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Solidago multiradiata, County Line Trail, Grand Mesa NF, Delta Co. 0485

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Solidago multiradiata, Lower McCullough Gulch, Summit Co. 7264

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Solidago multiradiata, Lower McCullough Gulch, Summit Co. 7270

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Solidago multiradiata, Indiana Creek, Summit Co. 2191

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Solidago multiradiata, Black Powder Pass, Summit Co. 05092

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Solidago multiradiata, Boreas Pass, Summit Co. 1465

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Solidago multiradiata, County Line Trail, Grand Mesa NF, Delta Co. 0496

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Solidago multiradiata, County Line Trail, Grand Mesa NF, Delta Co. 0506

Scientific Name Solidago multiradiata USDA PLANTS Symbol SOMU
Common Name Rocky Mountain Goldenrod ITIS Taxonomic Serial No. 36279
Family Asteraceae (Sunflower) SEINet
Reference
Click Here
Description Life zones and habitat: Foothills to alpine (6500 to 13000 ft.); sunny, exposed areas; widespread.
Plant: Erect perennial 2 to 20 inches tall, single or multiple reddish stems growing in clumps.
Leaves: Basal and lower stem leaves linear-oblanceolate to spatulate, smooth faces, edges serrate to crenate near tips, blades 7/8 to 4 inches long; basal leaves with winged petioles; basal leaves sometimes present at flowering; stem leaves sessile, sometimes clasping, ovate to linear-lanceolate, 3/4 inch long or less, edges often distinctly ciliate.
Inflorescence: Many (4 to 75+) small composite flower heads in dense, round-topped corymbs; each flower with 12 to 18 bright yellow rays and 10 to 35 central disk florets.
Bloom Period: July to September.
References: "Flora of Colorado" by Jennifer Ackerfield, "Guide to Colorado Wildflowers" by G.K. Guennel,and SEINet.
BONAP Distribution Map


Map Color Key
Colorado Status:
Native

© Tom Lebsack 2022

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