Rudbeckia laciniata var. ampla
(Golden Glow)
Rudbeckia laciniata var. ampla, Sylvan Lake Rd., Eagle Co. 6299
Rudbeckia laciniata var. ampla, Sylvan Lake Rd., Eagle Co. 6280
Rudbeckia laciniata var. ampla, Sylvan Lake Rd., Eagle Co. 6317
Rudbeckia laciniata var. ampla, CR13 south of Meeker, Rio Blanco Co. 2309
Rudbeckia laciniata var. ampla, Crystal River, Gunnison Co. 0117
Rudbeckia laciniata var. ampla, Sylvan Lake Rd., Eagle Co. 6305
Rudbeckia laciniata var. ampla, CR13 south of Meeker, Rio Blanco Co. 2321
Rudbeckia laciniata var. ampla, CR13 south of Meeker, Rio Blanco Co. 2322
| Scientific Name | Rudbeckia laciniata var. ampla | USDA PLANTS Symbol | RULAA |
| Common Name | Golden Glow, Green-head Coneflower, Cut-leaf Coneflower | ITIS Taxonomic Serial No. | 530173 |
| Family | Asteraceae (Sunflower) | SEINet Reference |
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| Description |
Life zones and habitat: Foothills and montane (5000 to 9000 ft.); moist areas, streamsides, meadows, aspen groves, roadsides. Plant: Erect, rigid perennial often in colonies, 2 to 7 feet tall, branched at base. Leaves: Large basal and stem leaves, broadly ovate to lanceolate with toothed edges; lower leaves once or twice pinnately-divided into several segments or pinnatifid; upper leaves are undivided; stem leaves are alternate. Inflorescence: Very large (up to 6-inces across) composite flower heads in branching clusters; 8 to 12 drooping rays; 150 to 300+ yellow or yellow-green disk florets on central, protruding disc; ovoid-shaped involucre with 8 to 15 wide, pointed phyllaries up to 3/4-inch long. Bloom Period: June to September. References: "Flora of Colorado" by Jennifer Ackerfield, American Southwest 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