Geum rivale

(Purple Avens)

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Geum rivale, Miner’s Creek, Frisco, Summit Co. 6083

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Geum rivale, Miner’s Creek, Frisco, Summit Co. 6090

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Geum rivale, Miner’s Creek, Frisco, Summit Co. 6093/6100

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Leaves, Geum rivale, Miner’s Creek, Frisco, Summit Co. 6101

Scientific Name Geum rivale USDA PLANTS Symbol GERI2
Common Name Purple Avens, Water Avens ITIS Taxonomic Serial No. 24659
Family Rosaceae (Rose) SEINet
Reference
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Description Life zones and habitat: Montane and subalpine (7500 to 10500 ft.); moist locations in meadows, along stream banks, in bogs and near ponds.
Plant: Erect perennial, 16 to 24 inches tall, hairy stems.
Leaves: Compound basal leaves pinnately-divided into 7 to 15 large leaflets, 3 at end larger and obovate, edges with sharp teeth; 2 to 5 alternate, lanceolate stem leaves, deeply lobed.
Inflorescence: Open cluster of 3 to 7 urn-shaped flowers, nodding as buds, more erect in bloom; reddish purple pointed sepals enclosing 5 yellow to pink petals; 100 or more stamens.
Bloom Period: June to August.
References: "Flora of Colorado" by Jennifer Ackerfield, Montana.Plant-Life.org and Minnesota Wildflowers.
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