Scientific Name | Ratibida columnifera | USDA PLANTS Symbol | RACO3 |
Common Name | Prairie Coneflower | ITIS Taxonomic Serial No. | 38341 |
Family | Asteraceae (Sunflower) | SEINet Reference |
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Description | Life zones and habitat: Plains to Montane (3500 to 9000 ft.); open areas in grasslands, fields, roadsides, woodlands and disturbed sites. Plant: Bushy, erect perennial; hairy, glandular stems 12 to 40 inches tall. Leaves: Alternate stem leaves 1 to 6 inches long, deeply pinnately-divided into 4 to 14 linear to narrowly ovate lobes; lobes entire or further divided into 3; basal leaves petiolate, often withering at maturity. Inflorescence: Composite flower heads with 4 to 12 drooping rays, yellow or yellow and red-brown; central green column protrudes 1/2 to 2 inches above the petals with many (20 to 400) disk florets, greenish above to purplish below. Bloom Period: June to October. References: "Flora of Colorado" by Jennifer Ackerfield and SEINet. |
BONAP Distribution Map Map Color Key |
Colorado Status: Native |
© Tom Lebsack 2024
Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains