Erigeron grandiflorus

(Rocky Mountain Alpine Daisy)

_DSC1056%20copy

Erigeron grandiflorus, Hoosier Ridge, Summit Co. 0951

_DSC1056%20copy

Erigeron grandiflorus, Loveland Pass, Clear Creek Co. 1772

_DSC1056%20copy

Erigeron grandiflorus, Loveland Pass, Clear Creek Co. 0749

_DSC1056%20copy

Erigeron grandiflorus, Hoosier Ridge, Summit Co. 0957

_DSC1056%20copy

Erigeron grandiflorus, Hoosier Ridge, Summit Co. 0981

_DSC1056%20copy

Erigeron grandiflorus, Loveland Pass, Clear Creek Co. 1782

_DSC1056%20copy

Erigeron grandiflorus, Loveland Pass, Clear Creek Co. 0746

_DSC1056%20copy

Erigeron grandiflorus, Hoosier Ridge, Summit Co. 0964

Scientific Name Erigeron grandiflorus USDA PLANTS Symbol ERGR3
Common Name Rocky Mountain Alpine Daisy ITIS Taxonomic Serial No. 35876
Family Asteraceae (Sunflower) SEINet
Reference
Click Here
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) pink, light blue or purple (rarely white) 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


Map Color Key
Colorado Status:
Native

© Tom Lebsack 2024

Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains