Oenothera lavandulifolia
(Lavender-leaf Sundrops)
Oenothera lavandulifolia. Pawnee Buttes, Weld Co. 7398
Oenothera lavandulifolia. Pawnee Buttes, Weld Co. 7402
Oenothera lavandulifolia. Pawnee Buttes, Weld Co. 7404
| Scientific Name | Oenothera lavandulifolia (Calylophus lavandulifolius) | USDA PLANTS Symbol | CALA38 |
| Common Name | Lavender-leaf Sundrops | ITIS Taxonomic Serial No. | 517708 |
| Family | Onagraceae (Evening Primrose) | SEINet Reference |
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| Description |
Life zones and habitat: Plains to montane (4800 to 8700 ft.); dry rocky, sandy or gravelly soils in open shrublands, prairies and pinyon woodlands. Plant: Low-growing perennial with decumbent to ascending stems, usually branched, 3 to 12 inches tall; with densely appressed hairs. Leaves: Crowded, alternate, linear to narrowly lanceolate or elliptic, up to 2 inches long and 1/4-inch wide; margins entire; surfaces covered with appressed grayish hairs. Inflorescence: Large yellow solitary blossoms arising from leaf axils, fading to pink or orange; trumpet-shaped corolla with 4 spreading, crinkly petals up to 2 inches across; floral tube 1 to 3+ inches long; protruding yellow disk-shaped stigma; 8 protruding yellow stamens. Bloom Period: May to August. References: "Flora of Colorado" by Jennifer Ackerfield, American Southwest and Kansas Wildflowers and Grasses. |
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