Erysimum capitatum
(Western Wallflower)
Erysimum capitatum, Cordova Pass, FR 415, Huerfano Co. 6995
Erysimum capitatum, Weston Pass, Park Co. 0795
Erysimum capitatum, Weston Pass, Park Co. 0802
Erysimum capitatum, Gold Dust Trail, Park Co. 6912
Erysimum capitatum, Sheep Park, Park Co. 4717
Erysimum capitatum, Middle Swan Valley, Summit Co. 5886
Erysimum capitatum, Loveland Pass, Summit Co. N2008
Erysimum capitatum, Weston Pass, Park Co. 0804
| Scientific Name | Erysimum capitatum | USDA PLANTS Symbol | ERCA14 |
| Common Name | Western Wallflower | ITIS Taxonomic Serial No. | 22932 |
| Family | Brassicaceae (Mustard) | SEINet Reference |
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| Description |
Life zones and habitat: Plains to alpine (3500 to 13500 ft.); sandy, rocky, gravelly slopes, meadows, dunes. Plant: Erect unbranched biennial or short-lived perennial 4 to 40 inches tall, usually shorter. Leaves: Long, basal and stem leaves, blade spatulate to narrowly oblanceolate or linear, 3/4 to 7 inches long; grayish-green from very small hairs on surfaces; may have small teeth along edges; pointed tips. Basal leaves usually withered by flowering. Inflorescence: Racemes, becoming elongated with age, with showy, bright yellow to orange flowers, each with 4 nearly round petals, 1/2 to an inch long; 4 oblong sepals below, 3/8-inch long . Bloom Period: May to August. References: "Flora of Colorado" by Jennifer Ackerfield, "Guide to Colorado Wildflowers" by G.K. Guennel 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