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Carex leavenworthii Dewey
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Carex leavenworthii Dewey
Leavenworth's sedge

Image of Carex leavenworthii

General Information
Symbol: CALE6
Group: Monocot
Family: Cyperaceae
Duration: Perennial
Growth Habit : Graminoid
Native Status : CAN   N
L48   N
Data Source and Documentation
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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: 367. Provided by Kentucky Native Plant Society . Scanned by Omnitek Inc . Usage Requirements .



Symbol Scientific Name
CACEA Carex cephalophora Muhl. ex Willd. var. angustifolia Boott
CACEL Carex cephalophora Muhl. ex Willd. var. leavenworthii (Dewey) Kük.


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 leavenworthii Dewey – Leavenworth's sedge

Subordinate Taxa

This plant has no children

Legal Status

Wetland Status

Interpreting Wetland Status

Related Links

More Accounts and Images
Flora of North America (CALE6)
Integrated Taxonomic Information System (CACEA)
Integrated Taxonomic Information System (CACEL)
Integrated Taxonomic Information System (CALE6)
Jepson Interchange (University of California - Berkeley) (CALE6)
University of Tennessee Herbarium (Distribution) (CALE6)
University of Wisconsin - Stevens Point Freckmann Herbarium (CALE6)



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 286, 287, 293, 295 , 296 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 23 | Cyperaceae | Carex

41. Carex leavenworthii Dewey, Amer. J. Sci. Arts, ser. 2. 2: 246. 1846.

Plants without conspicuous rhizomes. Culms 10—80 cm, 1—2.4 mm wide basally, 0.5—1 mm wide distally. Leaves: sheaths tight, green or, sometimes, green-and-white-mottled, fronts hyaline; ligules to 2 mm, usually longer than wide; widest leaf blades 1.1—3(—4) mm wide. Inflorescences forming dense heads, with 3—8 spikes, 0.7—2 cm × 4.5—9 mm; proximal bracts to 2 cm; spikes with 6—10 ascending or spreading perigynia. Pistillate scales hyaline with green midvein, ovate, 1.5—2.5 × 0.9—1.2 mm, not more than 1/2 length of perigynia, apex acute to cuspidate. Anthers 0.6—1.7 mm. Perigynia pale green, veinless or weakly veined abaxially, 2.5—3.5 × 1.5—2.1 mm, body ovate, widest at 0.25—0.4 length of body, margins smooth or serrulate distally; beak 0.3—0.8 mm, apical teeth 0.1—0.3 mm. Achenes circular, 1—1.5 × 1—1.5 mm.

Fruiting late spring. Dry grasslands, roadsides, open forests, forest edges, lawns; 100—300 m.; Ont.; Ala., Ark., Calif., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Md., Mich., Miss., Mo., Nebr., N.J., N.Y., N.C., Ohio, Okla., Pa., S.C., Tenn., Tex., Va., W.Va., Wis.

Carex leavenworthii is introduced in California and Wisconsin. Carex leavenworthii is easily confused with C. cephalophora and consequently may be overlooked.

Updated: 2019-09-20 03:25:57 gmt
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