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Equisetum laevigatum (Horsetail) | NPIN

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Equisetum laevigatum (Horsetail)
Byerley, M. Brooke

Equisetum laevigatum

Equisetum laevigatum A. Braun

Horsetail, Smooth horsetail

Equisetaceae (Horsetail Family)

Synonym(s): Equisetum funstonii, Equisetum kansanum, Equisetum laevigatum ssp. funstonii, Hippochaete laevigata

USDA Symbol: eqla

USDA Native Status: L48 (N), CAN (N)


Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Arrangement: Whorled
Leaf: Green

Bloom Information

Bloom Color: Not Applicable
Bloom Time: Mar , Apr
Bloom Notes: Not a flowering plant. Reproduces by spores contained within sporangia borne on peltate sporophylls.


USA: AR , AZ , CA , CO , CT , IA , ID , IL , IN , KS , KY , MI , MN , MO , MT , ND , NE , NM , NV , NY , OH , OK , OR , PA , SD , TX , UT , WA , WI , WY
Canada: AB , BC , ON , SK

Growing Conditions

Water Use: Low
Light Requirement: Sun
CaCO3 Tolerance: Low

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Lady Bird Johnson Wildflower Center - Austin, TX
Santa Barbara Botanic Garden - Santa Barbara, CA
Nueces River Authority - Uvalde, TX

Recommended Species Lists

Find native plant species by state. Each list contains commercially available species suitable for gardens and planned landscapes. Once you have selected a collection, you can browse the collection or search within it using the combination search.

View Recommended Species page

Additional resources

USDA: Find Equisetum laevigatum in USDA Plants
FNA: Find Equisetum laevigatum in the Flora of North America (if available)
Google: Search Google for Equisetum laevigatum


Record Modified: 2007-08-09
Research By: TWC Staff

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© 2014 Lady Bird Johnson Wildflower Center