|Scientific Name||Lepidium montanum||USDA PLANTS Symbol||LEMO2|
|Common Name||Mountain Pepperweed||ITIS Taxonomic Serial No.||503381|
|Description||Life zones and habitat: Semi-desert, foothills and montane (4500 to 9800 ft.); various soils in woodlands, brushlands, hillsides, washes etc.|
Plant: Annual, biennial, or perennial, up to 28 inches tall; usually several branched, erect to ascending stems, smooth or with pubescent hairs.
Leaves: Basal leaves often forming rosettes; lower leaves once or twice pinnatifid, up to about 3 inches long, lobe margins entire or dentate; upper stem leaves similar or undivided and linear.
Inflorescence: Many small white flowers in congested terminal racemes, that become very elongated in fruit; 4 sepals and 4 spatulate petals; flowers 1/3-inch or less across.
Bloom Period: May to September.
Fruit: Oval to nearly round seed pods less than 0.2 inches long and nearly as wide with a small notch at the tip and a style that sticks out of the notch.
References: "Flora of Colorado" by Jennifer Ackerfield, SW Colorado Wildflowers, SEINet and American Southwest.
Note: Highly variable species with potentially many variants but without consensus among the experts.
|BONAP Distribution Map
Map Color Key
|Colorado Status: |
© Tom Lebsack 2023
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County