Taxon: Carex aquatilis Wahlenb.

Summary

Genus:

Carex

Family:

Cyperaceae

Subfamily:

Cyperoideae

Tribe:

Cariceae

Nomen number:

9029

Place of publication:

Kongl. Vetensk. Acad. Nya Handl. 24:165. 1803

Verified:

09/18/2000 ARS Systematic Botanists.

Accessions:

45 (42 active, 29 available) in National Plant Germplasm System. (Map it)

Other conspecific taxa

Carex aquatilis Wahlenb. var. aquatilis (1 active accession[s])
Carex aquatilis Wahlenb. var. dives (Holm) Kük. (0 active accession[s])
Carex aquatilis Wahlenb. var. minor Boott (0 active accession[s])
Carex aquatilis Wahlenb. var. substricta Kük. (0 active accession[s])

Autonyms (not in current use), synonyms and invalid designations

No images

Conservation Status

Reference(s)

Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Botanical Society of the British Isles. BSBI taxon database (on-line resource).
Cody, W. J. 1996. Flora of the Yukon Territory.
Douglas, G. W. et al., eds. 1994. The vascular plants of British Colombia
Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 2:1275.
FNA Editorial Committee. 1993-. Flora of North America.
Gleason, H. A. & A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2
Govaerts, R. & D. A. Simpson. 2007. World checklist of Cyperaceae, sedges.
Hickman, J. C., ed. 1993. The Jepson manual: higher plants of California
Hitchcock, C. L. et al. 1955-1969. Vascular plants of the Pacific Northwest.
Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
Molina G., A. M. 2011. Review of Cyperaceae data for World Economic Plants, ed. 2. pers. comm. via e-mail on 31 Mar.
Moss, E. H. & J. G. Packer. 1983. Flora of Alberta, ed. 2.
Porsild, A. E. & W. J. Cody. 1980. Vascular plants of continental Northwest Territories, Canada
Standley, L. A. 1985. Systematics of the Acutae group of Carex (Cyperaceae) in the Pacific Northwest. Syst. Bot. Monogr. 7:51.
Tutin, T. G. et al., eds. 1964-1980. Flora europaea.

Common names

Language	Name	seq	Citation
English	leafy tussock sedge	1	Molina G., A. M. 2011. Review of Cyperaceae data for World Economic Plants, ed. 2. pers. comm. via e-mail on 31 Mar.
English	water sedge	1	Botanical Society of the British Isles. BSBI taxon database (on-line resource).
German	Wasser-Segge	2	Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen 2:1275.
Swedish	norrlandsstarr	2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Note	Reference
1	Native	Asia-Temperate	Russian Far East	Russian Federation	Čukotskij avtonomnyj okrug		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Russian Far East	Russian Federation	Magadanskaja oblast'		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Siberia	Russian Federation-Eastern Siberia	Eastern Siberia		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Asia-Temperate	Siberia	Russian Federation-Western Siberia	Western Siberia	s.e.	Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Europe	Eastern Europe	Belarus		n.
1	Native	Europe	Eastern Europe	Estonia
1	Native	Europe	Eastern Europe	Latvia
1	Native	Europe	Eastern Europe	Lithuania
1	Native	Europe	Eastern Europe	Russian Federation-European part	European part	n. & c.	Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
1	Native	Europe	Middle Europe	Germany			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Middle Europe	Netherlands			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Northern Europe	Finland			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Northern Europe	Ireland			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Northern Europe	Norway			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Northern Europe	Sweden			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Europe	Northern Europe	United Kingdom			Tutin, T. G. et al., eds. 1964-1980. Flora europaea.
1	Native	Northern America	Eastern Canada	Canada	New Brunswick		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Newfoundland and Labrador		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Ontario		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Prince Edward Island		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	Canada	Québec		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Eastern Canada	St. Pierre and Miquelon
1	Native	Northern America	North-Central U.S.A.	United States	Illinois		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Iowa		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Kansas		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Minnesota		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Nebraska		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	North Dakota		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	South Dakota		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	Wisconsin		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Connecticut		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Indiana		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Maine		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Massachusetts		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Michigan		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	New Hampshire		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	New Jersey		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	New York		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Ohio		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Pennsylvania		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northeastern U.S.A.	United States	Vermont		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Colorado		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Idaho		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Montana	w.	FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Oregon		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Washington		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Wyoming		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	South-Central U.S.A.	United States	New Mexico		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	Arizona		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	California		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	Nevada		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	Utah		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	Canada	Northwest Territories		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	Canada	Yukon		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	Greenland
1	Native	Northern America	Subarctic America	United States	Alaska		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	Alberta		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	British Columbia		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	Manitoba		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	Nunavut		Govaerts, R. & D. A. Simpson. 2007. World checklist of Cyperaceae, sedges.
1	Native	Northern America	Western Canada	Canada	Saskatchewan		FNA Editorial Committee. 1993-. Flora of North America.
4	Naturalized	Antarctic	Antarctic Continent	South Georgia and Sandwich			Govaerts, R. & D. A. Simpson. 2007. World checklist of Cyperaceae, sedges.

Native
Asia-Temperate

SIBERIA: Russian Federation-Western Siberia [Western Siberia (s.e.)], Russian Federation-Eastern Siberia [Eastern Siberia]
RUSSIAN FAR EAST: Russian Federation [Magadanskaja oblast', Čukotskij avtonomnyj okrug]

Europe

NORTHERN EUROPE: Finland, United Kingdom, Ireland, Norway, Sweden
MIDDLE EUROPE: Germany, Netherlands
EASTERN EUROPE: Russian Federation-European part [European part (n. & c.)], Belarus (n.), Estonia, Lithuania, Latvia

Northern America

SUBARCTIC AMERICA: Canada [Northwest Territories, Yukon], Greenland, United States [Alaska]
EASTERN CANADA: Canada [New Brunswick, Newfoundland and Labrador, Ontario, Prince Edward Island, Québec], St. Pierre and Miquelon
WESTERN CANADA: Canada [Alberta, British Columbia, Manitoba, Nunavut, Saskatchewan]
NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Vermont]
NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Kansas, Minnesota, Nebraska, North Dakota, South Dakota, Wisconsin]
NORTHWESTERN U.S.A.: United States [Colorado, Idaho, Montana (w.), Oregon, Washington, Wyoming]
SOUTH-CENTRAL U.S.A.: United States [New Mexico]
SOUTHWESTERN U.S.A.: United States [Arizona, California, Nevada, Utah]

Naturalized
Antarctic

ANTARCTIC CONTINENT: South Georgia and Sandwich

Reference(s)

FNA Editorial Committee. 1993-. Flora of North America.
Govaerts, R. & D. A. Simpson. 2007. World checklist of Cyperaceae, sedges.
Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
Tutin, T. G. et al., eds. 1964-1980. Flora europaea.

Economic Uses

Usage	Type	Note	Reference
Animal food	fodder		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.
Animal food	forage		Komarov, V. L. et al., eds. 1934-1964. Flora SSSR.

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=9029. Accessed 15 April 2026.