Erigeron grandiflorus

(Rocky Mountain Alpine Daisy)

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Erigeron grandiflorus, Loveland Pass, Clear Creek Co. 0756

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Erigeron grandiflorus, Loveland Pass, Clear Creek Co. 0749

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Erigeron grandiflorus, Loveland Pass, Clear Creek Co. 0742

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Erigeron grandiflorus, Loveland Pass, Clear Creek Co. 0746

Scientific Name Erigeron grandiflorus USDA PLANTS Symbol ERGR3
Common Name Rocky Mountain Alpine Daisy ITIS Taxonomic Serial No. 35876
Family Asteraceae (Sunflower) SEINet
Reference
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Description Life zones and habitat: Subalpine and alpine (9500 to 14000 ft.); dry meadows and slopes normally above timberline.
Plant: Short, erect perennial 1 to 8 inches tall; simple, solitary, sparsely to moderately soft-hairy stems.
Leaves: Basal leaves oblanceolate to spatulate, smooth or somewhat hairy surfaces with hairy edges, up to 3 inches long; stem leaves sparse and smaller and linear.
Inflorescence: Small, solitary composite flower heads 3/4 to 1 inch across with many (60 to 125) white to light blue or pinkish rays and yellow disk; involucre with green to purplish, pointed phyllaries with dense long hairs.
Bloom Period: July to September.
References: "Flora of Colorado" by Jennifer Ackerfield, E-Flora BC, SW Colorado Wildflowers, and Montana Field Guide.
BONAP Distribution Map

Colorado Status:
Native

© Tom Lebsack 2022

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