Agoseris aurantiaca var. purpurea
(Orange Agoseris)
Agoseris aurantiaca var. purpurea, Pennsylvania Gulch, Summit Co. 1013
Agoseris aurantiaca var. purpurea, Mayflower Gulch, Summit Co. 6954
Agoseris aurantiaca var. purpurea, Mayflower Gulch, Summit Co. 7614
Agoseris aurantiaca var. purpurea, Mayflower Gulch, Summit Co. 6868
Agoseris aurantiaca var. purpurea, Gold Dust Trail, Park Co. 6769
Agoseris aurantiaca var. purpurea, Mayflower Gulch, Summit Co. 6965
Agoseris aurantiaca var. purpurea, Crystal Lakes, Summit Co. 5771
| Scientific Name | Agoseris aurantiaca var. purpurea | USDA PLANTS Symbol | AGAUP |
| Common Name | Orange Agoseris | ITIS Taxonomic Serial No. | 526863 |
| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description |
Life zones and habitat: Foothills to alpine (5400 to 12500 ft.); open areas, meadows, grassy hillsides. Plant: Erect perennial to 12 inches tall; stemless with flower head atop long, curved, naked stalk (peduncle). Leaves: Basal leaves 2-3/4 to 15 inches long, lanceolate to oblanceolate, edges entire to laciniate; surfaces smooth to slightly hairy. Inflorescence: Composite blossom, corollas usually orange to yellow, sometimes pinkish; rays about 1 inch across, no disk flowers; phyllaries somewhat ovate or obovate green to rosy purple, often with purple-black spots, blotches, and/or midstripes, outer phyllaries are overlapping. Bloom Period: June to August. References: "Guide to Colorado Wildflowers" by G.K. Guennel, "Flora of Colorado" by Jennifer Ackerfield and Flora of North America. |
BONAP Distribution Map
Map Color Key |
Colorado Status: Native |
© Tom Lebsack 2024
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County