Verbena stricta

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Scientific Name Verbena stricta USDA PLANTS Symbol VEST
Common Name Hoary Verbena, Tall Vervain ITIS Taxonomic Serial No. 32078
Family Verbenaceae (Verbena) SEINet
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Description Life zones and habitat: Plains and foothills (3400 to 5700 ft); sandy or gravelly soils in open prairies and along roadsides.
Plant: Erect perennial with leafy, hairy, stout stem 8 to 48 inches tall.
Leaves: Opposite stem leaves, ovate to oblong, 1-1/4 to 4 inches long and half as wide; wrinkled upper surface, deeply veined and hairy underside; coarsely-toothed edges.
Inflorescence: One to three long spikes in a cluster densely packed with purple to blue-violet flowers, each about 1/2-inch across; corolla with 5 lobes, the 2 lateral petals lobes largest and the lower lobe notched at the tip; 4 inconspicuous stamens and a short white style; spike elongating with age, flowers blooming from the bottom up and fruit forming below.
Bloom Period: June to August.
References: "Flora of Colorado" by Jennifer Ackerfield, SEINet and Minnesota Wildflowers.
BONAP Distribution Map
Colorado Status:

© Tom Lebsack 2021