Agoseris glauca
(Pale Agoseris)
Agoseris glauca, Mayflower Gulch, Summit Co. 8162
Agoseris glauca, Mayflower Gulch, Summit Co. 7622
Agoseris glauca, Pennsylvania Gulch, Summit Co. 7612
Agoseris glauca, Mayflower Gulch, Summit Co. 3802
Agoseris glauca, Mayflower Gulch, Summit Co. 7601
Agoseris glauca, Mayflower Gulch, Summit Co. 8171
Leaves, Agoseris glauca, Mayflower Gulch, Summit Co. 8176
| Scientific Name | Agoseris glauca | USDA PLANTS Symbol | AGGL |
| Common Name | Pale Agoseris, False Dandelion | ITIS Taxonomic Serial No. | 36490 |
| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description |
Life zones and habitat: Foothills to alpine (5500 to 13800 ft.); rocky areas and streamsides, meadows, woodlands. Plant: Erect perennial 10 to 14 inches tall; stemless with flower head atop long, naked stalk (peduncle). Leaves: Pale green basal leaves, erect to decumbent, lanceolate to oblanceolate 1 to 18 inches long, entire to somewhat toothed or lobed. Inflorescence: Composite solitary flower head 1 to 2 inches across with yellow rays with small teeth at the tips and protruding yellow stamens; no disk flowers; phyllaries lanceolate or linear with pointed tips, smooth or hairy, green or purple with purple-black spots, midstripe, or tips. Bloom Period: June to August. References: "Flora of Colorado" by Jennifer Ackerfield, "A Guide to Rocky Mountain Plants" by Nelson and Williams and SEINet. |
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