Equisetum laevigatum
(Smooth Scouring-rush)
Equisetum laevigatum, FR 265, Gunnsion Co. 8362
Equisetum laevigatum, FR 265, Gunnsion Co. 8373
Equisetum laevigatum, FR 265, Gunnsion Co. 8397
Equisetum laevigatum, FR 265, Gunnsion Co. 8411
| Scientific Name | Equisetum laevigatum | USDA PLANTS Symbol | EQLA |
| Common Name | Smooth Scouring-rush, Smooth Horsetail | ITIS Taxonomic Serial No. | 17156 |
| Family | Equisetaceae (Horsetail) | SEINet Reference |
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| Description |
Life zones and habitat: Plains to montane (3500 to 11000 ft.); moist, open areas, streamsides. Plant: Annual 8 inches to 5 feet tall; smooth stems with distinct nodes; usually unbranched. Leaves: Green sheath at each node with a single black band around the top, tipped with a row of tiny black pointed teeth. Inflorescence: Single, brown, cone-shaped spore-producing structure (strobilus) atop each stem; conical shape with rounded tip. References: SW Colorado Wildflowers, Wildflowers of the Southern Rocky Mountains, 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