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Cyperus erythrorhizos Muhl.
redroot flatsedge
Symbol: CYER2
Group: Monocot
Family: Cyperaceae
Growth Habit: Graminoid
Duration: Annual
Perennial
U.S. Nativity: Native
Click on the image below to enlarge it and download a high-resolution JPEG file.
Click on this Photograph of Cyperus erythrorhizos to enlarge it and download a high-resolution JPEG file Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln, NE. Courtesy of USDA NRCS Wetland Science Institute. Usage Guidelines.

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Classification Distribution Images Invasive Links More Info Noxious Related Taxa Synonyms Wetland
Plant Images:

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Plant Synonyms:
CYER2 Cyperus erythrorhizos Muhl.
 

CYHA8

Cyperus halei Torr. ex Britt.
More Information
About redroot flatsedge

Link to plant characteristics report for Cyperus erythrorhizos

Link to plant Classification report for Cyperus erythrorhizos

Plant source and reference for Cyperus erythrorhizos

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State Distributional Map for CYER2
© Image generated using gd 1.8
Plant Distribution by State

Cyperus erythrorhizos Muhl.

CYER2

See county distributions for the following states by clicking on them below or on the map.

AR CA CT
FL* GA IL
IA KS KY
ME MA MI
MO NC ND
RI SC SD
TN* UT* VA
WV WI*
* Offsite source.
Alabama
Arizona
Arkansas
California
Colorado
Connecticut
Florida
Georgia
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Ohio
Oklahoma
Oregon
Pennsylvania
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Utah
Virginia
Washington
West Virginia
Wisconsin
Wyoming

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Kansas distribution information Michigan distribution information Utah distribution information linked offsite at Utah State University West Virginia distribution information Wisconsin distribution information linked offsite at University of Wisconsin Madison Iowa distribution information Arkansas distribution information Connecticut distribution information Maine distribution information Massachusetts distribution information South Dakota distribution information North Carolina distribution information Illinois distribution information North Dakota distribution information Virginia distribution information Kentucky distribution information California distribution information Missouri distribution information Tennessee distribution information linked offsite at Univerity of Tennessee Herbarium Rhode Island distribution information South Carolina distribution information Florida distribution information linked offsite at USF Atlas of Florida Vascular Plants Georgia distribution information
Related Taxa:
Cyperus erythrorhizos Muhl.

View 35 genera in Cyperaceae, 125 species in Cyperus

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Classification:
Cyperus erythrorhizos Muhl.

Click on a scientific name below to expand it in the PLANTS Classification Report.
   
    Kingdom Plantae – Plants
       Subkingdom Tracheobionta – Vascular plants
          Superdivision Spermatophyta – Seed plants
             Division Magnoliophyta – Flowering plants
                Class Liliopsida – Monocotyledons
                   Subclass Commelinidae –
                      Order Cyperales –
                         Family Cyperaceae – Sedge family
                            Genus Cyperus L. – flatsedge
                               Species Cyperus erythrorhizos Muhl. – redroot flatsedge

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Threatened and Endangered Plant Information:
Cyperus erythrorhizos Muhl.
This plant is listed by the U. S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete protected plant list for that location.
Maine:
       red-root flatsedge     Threatened

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Invasive Information:
Cyperus erythrorhizos Muhl.
        redroot flatsedge
This plant is considered invasive by 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 invasive plant list, or click here for a composite list of Invasive Plants 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.
 

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Wetland Indicator Status:
Cyperus erythrorhizos Muhl.
Nat. Ind. Reg. 1 Reg. 2 Reg. 3 Reg. 4 Reg. 5 Reg. 6 Reg. 7 Reg. 8 Reg. 9 Reg. 0 Reg. A Reg. C Reg. H
FACW+,OBL FACW+ OBL OBL OBL OBL OBL OBL OBL OBL OBL NO NO NO

Wetland Data InformationInterpreting wetland indicator status

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Other Species Accounts and Images:
Cyperus erythrorhizos Muhl.

View species account from USF Atlas of Florida Vascular Plants.
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 39887.
View photographs from University of Tennessee Herbarium.
View species account or photographs from Wisconsin State Herbarium (UW-Madison).

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