Ranunculus eschscholtzii 

(Subalpine Buttercup)

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Ranunculus eschscholtzii, Mayflower Gulch, Summit Co. 8874

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Ranunculus eschscholtzii, Mayflower Gulch, Summit Co. 8868

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Ranunculus eschscholtzii, Loveland Pass, Clear Creek Co. 1522

Scientific Name Ranunculus eschscholtzii USDA PLANTS Symbol RAES
Common Name Subalpine Buttercup, Eschscholtz's Buttercup, Largeflower Buttercup ITIS Taxonomic Serial No. 18601
Family Ranunculaceae (Buttercup) SEINet
Reference
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Description Life zones and habitat: Subalpine and alpine (10000 to 13000); wet areas near snow, streams, in meadows and talus slopes.
Plant: Erect or leaning perennial 2 to 10 inches tall, single or multiple smooth stems.
Leaves: Deeply and palmately dissected into 3 to 5 linear to lanceolate lobes that are in turn lobed or toothed; basal leaves are petiolate; stem leaves are sessile.
Inflorescence: Yellow flowers 1-1/2 inches across with 5 petals, longer than the purplish, hairy sepals beneath.
Bloom Period: June to August.
References: "The Alpine Flora of the Rocky Mountains" by Richard W. Scott, "Guide to Colorado Wildflowers" by G.K. Guennel and "Flora of Colorado" by Jennifer Ackerfield.
BONAP Distribution Map
Colorado Status:
Native

© Tom Lebsack 2022

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