Home/Species/ Clustered Sedge

Carex cumulata

(Bailey) Fern.

Clustered Sedge

G4Apparently Secure (G4G5) Found in 1 roadless area NatureServe Explorer →

G4Apparently SecureGlobal Rank

Identity

Unique IDELEMENT_GLOBAL.2.151618

Element CodePMCYP033D0

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryVascular Plant

Endemicoccurs (regularly, as a native taxon) in multiple nations

KingdomPlantae

PhylumAnthophyta

ClassMonocotyledoneae

OrderCyperales

FamilyCyperaceae

GenusCarex

Synonyms

Carex straminea var. cumulataL.H. Bailey

Other Common Names

Carex dense (FR)

Concept Reference

Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.

Conservation Status

Rank MethodExpertise without calculation

Review Date2016-08-29

Change Date2016-08-29

Edition Date1994-03-13

Edition AuthorsS. Gottlieb (1992), rev. L. Morse (1994)

Range Extent250-20,000 square km (about 100-8000 square miles)

Rank Reasons

Moderately widespread, fairly common in Ontario (S3S4).

Range Extent Comments

CT, IL (Kanakee Co.), IN, NH, NJ (historic in Atlantic and Camden cos.), NY, WI (Clark, Jackson, and La Crosse cos.); Quebec, CANADA. (Read, 1976; Mohlenbrock, 1986; Hough, 1983) Ranked S3S4 in Ontario (1994).

Occurrences Comments

Ranked S3S4 in Ontario (1994).

Ecology & Habitat

Description

This is a sedge with many sturdy stems up to 80 cm tall. They stick out at angles above the clump of many narrow leaves. The green to brown conelike flower spikes are rounded at the bottom and always crowded toward the top of the stem. Each individual flower bract (perigynium) is 2-3.4 mm broad and without nerves on the inside face.

Habitat

Typically grows in moist sand in burned-over areas.

Other Nations (2)

United StatesN4

Province	Rank	Native
Vermont	S1	Yes
New Hampshire	S2	Yes
Illinois	S2	Yes
Rhode Island	S2	Yes
Connecticut	S1	Yes
Massachusetts	S4	Yes
Indiana	S1	Yes
Wisconsin	S2	Yes
Michigan	S3	Yes
Pennsylvania	SNR	Yes
Maine	SNR	Yes
New York	S2	Yes
New Jersey	S1	Yes

CanadaN4

Province	Rank	Native
New Brunswick	S4	Yes
Manitoba	SH	Yes
Ontario	S4	Yes
Prince Edward Island	S2	Yes
Quebec	S1	Yes
Nova Scotia	S4	Yes

Plant Characteristics

Economic Value (Genus)No

Roadless Areas (1)

New Hampshire (1)

Area	Forest	Acres
Jobildunk	White Mountain National Forest	3,660

References (3)

Dodds, J. 2022. Carex cumulata Rare Plant Profile. New Jersey Department of Environmental Protection, State Parks, Forests & Historic Sites, State Forest Fire Service & Forestry, Office of Natural Lands Management, New Jersey Natural Heritage Program, Trenton, NJ. 14 pp. [https://nj.gov/dep/parksandforests/natural/heritage/docs/carex-cumulata-profile-clustered-sedge.pdf]
Flora of North America Editorial Committee (FNA). 2002b. Flora of North America north of Mexico. Vol. 23. Magnoliophyta: Commelinidae (in part): Cyperaceae. Oxford Univ. Press, New York. xxiv + 608 pp.
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.