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Carex communis L. H. Bailey
Life   Plantae   Monocotyledoneae   Cyperaceae   Carex

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Associates · map
FamilyScientific name @ source (records)
Pucciniaceae  Puccinia asterum @ BPI (1)
Ustilaginaceae  Schizonella melanogramma @ BPI (2)

Schizonella pusilla @ BPI (1)
_  Trichaegum nodulosum @ BPI (1)

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Following modified from Plants Database, United States Department of Agriculture
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https://plants.usda.gov/java/profile?symbol=CACO7 ---> http://plants.usda.gov/core/profile?symbol=CACO7
http://plants.usda.gov/core/profile?symbol=CACO7 ---> https://plants.usda.gov/core/profile?symbol=CACO7
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Carex communis L.H. Bailey
fibrousroot sedge

Image of Carex communis

General Information
Symbol: CACO7
Group: Monocot
Family: Cyperaceae
Duration: Perennial
Growth Habit : Graminoid
Native Status : CAN   N
L48   N
Data Source and Documentation
About our new maps
Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   


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

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: 391. Provided by Kentucky Native Plant Society . Scanned by Omnitek Inc . Usage Requirements .




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
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Liliopsida – Monocotyledons
Subclass Commelinidae
Order Cyperales
Family Cyperaceae – Sedge family
Genus Carex L. – sedge
Species Carex communis L.H. Bailey – fibrousroot sedge

Subordinate Taxa

The Plants Database includes the following 2 subspecies of Carex communis . Click below on a thumbnail map or name for subspecies profiles. Plant is native (blue) Native Plant is introduced Introduced Plant is introduced Native and Introduced Related taxa legend Distribution of <i>
Carex communis</i>
L.H. Bailey var. <i>
(F.J. Herm.) J. Rettig
Carex communis var. amplisquama
Dixie sedge Distribution of <i>
Carex communis</i>
L.H. Bailey var. <i>
communis </i>
Carex communis var. communis
fibrousroot sedge

Legal Status

Threatened and Endangered Information:
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.
Illinois fibrous-rooted sedge Threatened

Wetland Status

Interpreting Wetland Status

Related Links

More Accounts and Images
Flora of North America (CACO7)
Integrated Taxonomic Information System (CACO7)
Lady Bird Johnson Wildflower Center Native Plant Information Network (CACO7)
University of Tennessee Herbarium (Distribution) (CACO7)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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Following modified from Flora of North America
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Link to Flora of North America home
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FNA Vol. 23 Page 532, 533, 534, 536, 539 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 23 | Cyperaceae | Carex

431. Carex communis L. H. Bailey, Mem. Torrey Bot. Club. 1: 41. 1889.

Plants densely cespitose; rhizomes ascending, reddish brown to purplish brown, 0—3 mm, stout or absent. Culms 20—60 cm, scabrous distally; bases (remnants of old leaves) slightly or not fibrous. Leaf blades green, 1.8—5 mm wide, widest leaves 3+ mm wide, herbaceous, papillose to scabrous abaxially, papillose to scabrous adaxially. Inflorescences usually with both staminate and pistillate spikes, rarely only pistillate; peduncle of staminate spike 0.7—9.7 mm; proximal nonbasal bracts leaflike, usually shorter than inflorescences. Spikes: proximal pistillate spikes 2—3 (basal spike 0); cauline spikes usually clearly separated, with 3—10 perigynia; staminate spikes 3.1—15.5 × 1—2.5 mm. Scales: pistillate scales pale brown to dark reddish brown, often with broad white margins, ovate to lanceolate, 2.5—4.8 × 1.2—2 mm, shorter than to exceeding perigynia, apex obtuse to acuminate or short-awned; staminate scales elliptic to obovate, 3.1—5.2 × 0.7—2.2 mm, apex obtuse to acuminate or short-aristate. Anthers 1.8—3 mm. Perigynia pale green, veinless, globose to obovoid, 2.7—3.8 × 1.2—2.6 mm, as long as wide; beak usually straight, occasionally slightly bent, pale green, 0.5—2.3 mm, weakly ciliate-serrulate, apical teeth 0.1—0.5 mm. Stigmas 3. Achenes pale brown, globose to obovoid, round to obtusely trigonous in cross section, 1.4—2.3 × 1—1.4 mm.

Varieties 2 (2 in the flora): North America.

Updated: 2019-09-17 15:05:21 gmt
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