(Hoary Cress)
Lepidium draba, Breckenridge, Summit Co. 5119
Lepidium draba, Gore Pass, Grande Co. 9973
Lepidium draba, Gore Pass, Grande Co. 9980
| Scientific Name | Lepidium draba (Cardaria draba) | USDA PLANTS Symbol | CADR |
| Common Name | Hoary Cress, Whitetop | ITIS Taxonomic Serial No. | 515765 |
| Family | Brassicaceae (Mustard) | SEINet Reference |
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| Description | Life zones and habitat: Plains to montane (3700 to 8700 ft.); roadsides, disturbed areas, agricultural areas. Plant: Perennial 4 to 30 inches high, one or more stems; foliage hairy to smooth. Leaves: Basal leaves obovate to spatulate, 1-1/4 to 4-3/4 inches long on short petioles, edges entire to toothed or sinuate; oblong to obovate stem leaves, bases auriculate or saggitate and sessile; surfaces smooth or with pubescent hairs. Inflorescence: Flat-topped, dense group of many flowers, 4 green sepals, 4 white petals and 6 yellow stamens. Bloom Period: May to June. Fruit: Heart-shaped, smooth and less than 1/4-inch across, tip without notch. References: "Flora of Colorado" by Jennifer Ackerfield, Jepson eFlora, SEINet and SW Colorado Wildflowers.com. |
BONAP Distribution Map Map Color Key |
Colorado Status: Introduced NOXIOUS WEED |
© Tom Lebsack 2024
Banner photo: Castilleja rhexifolia and a brewing storm over the San Juan Mountains