Plants Profile for Equisetum hyemale (scouringrush horsetail)

General Information
Symbol:	EQHY
Group:	Horsetail
Family:	Equisetaceae
Duration:	Perennial
Growth Habit:	Forb/herb
Native Status:	AK N CAN N GL N L48 N
Data Source and Documentation

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	Native		Introduced		Both		Absent/Unreported
	Native, No County Data		Introduced, No County Data		Both, No County Data

Native Status:

L48

NAV

CAN

SPM

Images

click on a thumbnail to view an image, or see all the Equisetum thumbnails at the Plants Gallery

Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln. Provided by USDA NRCS Wetland Science Institute (WSI). Usage Requirements.

©Larry Allain. USGS National Wetlands Research Center (NWRC). Usage Requirements.

©Thomas G. Barnes. Barnes, T.G., and S.W. Francis. 2004. Wildflowers and ferns of Kentucky. University Press of Kentucky. Usage Requirements.

Patrick J. Alexander. Usage Requirements.

Sheri Hagwood. USDI Bureau of Land Management (BLM). United States, ID, Bureau of Land Management Jarbidge Resource Area. October 4, 2007. Usage Requirements.

Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 1: 41. Provided by Kentucky Native Plant Society. Scanned by Omnitek Inc. Usage Requirements.

USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. Provided by NRCS National Wetland Team. Usage Requirements.

Synonyms

Classification

Click on a scientific name below to expand it in the PLANTS Classification Report.

Rank	Scientific Name and Common Name
Kingdom	Plantae – Plants
Subkingdom	Tracheobionta – Vascular plants
Division	Equisetophyta – Horsetails
Class	Equisetopsida
Order	Equisetales
Family	Equisetaceae – Horsetail family
Genus	Equisetum L. – horsetail
Species	Equisetum hyemale L. – scouringrush horsetail

Subordinate Taxa

The Plants Database includes the following 1 subspecies of Equisetum hyemale . Click below on a thumbnail map or name for subspecies profiles.

Native

Introduced

Native and Introduced

Distribution of <i>Equisetum hyemale</i> L. var. <i>affine</i> (Engelm.) A.A. Eaton

Equisetum hyemale var. affine
scouringrush horsetail

Legal Status

U.S. Weed Information
Equisetum hyemale scouringrush horsetail This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.
SWSS	Southern Weed Science Society. 1998. Weeds of the United States and Canada. CD-ROM. Southern Weed Science Society. Champaign, Illinois.

Wetland Status

Interpreting Wetland Status

North America
Alaska	FACW
Arid West	FACW
Atlantic and Gulf Coastal Plain	FACW
Eastern Mountains and Piedmont	FACW
Great Plains	FACW
Midwest	FACW
Northcentral & Northeast	FAC
Western Mountains, Valleys, and Coast	FACW