Erigeron speciosus
(Showy Daisy)
Erigeron speciosus, along Rist Canyon Rd., Larimer Co. 2116
Erigeron speciosus, along Rist Canyon Rd., Larimer Co. 2114
Erigeron speciosus, Breckenridge, Summit Co. 1028
Erigeron speciosus, Lower Cataract Lake, Summit Co. 4632
Erigeron speciosus, Lower Cataract Lake, Summit Co. 4637
Erigeron speciosus, Lower Cataract Lake, Summit Co. 4647
Erigeron speciosus, along Rist Canyon Rd., Larimer Co. 2130
Erigeron speciosus, along Rist Canyon Rd., Larimer Co. 2123
| Scientific Name | Erigeron speciosus | USDA PLANTS Symbol | ERSP4 |
| Common Name | Showy Daisy, Aspen Fleabane | ITIS Taxonomic Serial No. | 35950 |
| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description |
Life zones and habitat: Foothills to subalpine (5500 to 12000 ft.); open areas, meadows. Plant: Perennial 6 to 32 inches tall with smooth to slightly hairy stems. Leaves: Basal leaves withered by blooming; stem leaves oblanceolate to oblong or broadly ovate, 2 to 6 inches long and up to 3/4-inch wide; without stalks, upper leaves are clasping; slightly hairy faces and ciliate margins. Inflorescence: Corymbiform arrays of 4 to 20 composite flower heads up to 1-3/4 inch across each with many (75 to 150) blue to lavender rays becoming slighty curved at the tips; many yellow disk florets; involucre with usually smooth, sometimes sparsely glandular-hairy phyllaries in 2 to 3 layers. Bloom Period: June to September. Reference: "Flora of Colorado" by Jennifer Ackerfield, "Guide to Colorado Wildlowers" by G.K. Guennel and SEINet. Note: Very similar to E. subtrinervis except that E. speciosus is overall less hairy. |
BONAP Distribution Map
Map Color Key |
Colorado Status: Native |
© Tom Lebsack 2025
Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains
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