Packera streptanthifolia
(Rocky Mountain Groundsel)
Packera streptanthifolia, Hoosier Pass, Park Co. 5265
Packera streptanthifolia, Peak 7, Summit Co. 7113
Packera streptanthifolia, Gore Pass, Grand Co. 1120
Packera streptanthifolia, Hoosier Pass, Park Co. 5269
Packera streptanthifolia, Gore Pass, Grand Co. 1127
Packera streptanthifolia, Gore Pass, Grand Co. 1124
Packera streptanthifolia, Hoosier Pass, Park Co. 5262
Packera streptanthifolia, Peak 7, Summit Co. 7099
| Scientific Name | Packera streptanthifolia | USDA PLANTS Symbol | PAST10 |
| Common Name | Rocky Mountain Groundsel, Cleft-leaf Groundsel | ITIS Taxonomic Serial No. | 518158 |
| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description | Life zones and habitat: Foothills to subalpine (6500 to 11500 ft.); woodlands and open areas. Plant: Erect perennial 4 to 20+ inches tall; 1 or a few smooth or slightly hairy stems. Leaves: Basal leaves spatulate to oblanceolate, or ovate to orbiculate, 3/4 to 1-1/2 inches long and petiolate, edges smooth crenate, dentate, or weakly lobed; stem leaves much fewer and smaller, oblanceolate to more linear, toothed or cleft edges. Inflorescence: Cluster of a few to several composite heads about 1 inch across; 8 to 13 yellow to orange ray flowers with indented tips; dark orange disk florets; smooth green bracts sometimes purplish and hairy at the tips; bright white pappus hairs. Bloom Period: June to August. References: "Flora of Colorado" by Jennifer Ackerfield, Burke Museum of Natural History and SEINet. |
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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