Carex lasiocarpa - Ehrh.
Slender Sedge
Other English Common Names: Wiregrass Sedge, Woolly-fruit Sedge
Other Common Names: woollyfruit sedge
Taxonomic Status: Accepted
Related ITIS Name(s): Carex lasiocarpa Ehrh. (TSN 39459)
Unique Identifier: ELEMENT_GLOBAL.2.141058
Element Code: PMCYP03720
Informal Taxonomy: Plants, Vascular - Flowering Plants - Sedge Family
 
Kingdom Phylum Class Order Family Genus
Plantae Anthophyta Monocotyledoneae Cyperales Cyperaceae Carex
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Concept Reference
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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.
Concept Reference Code: B94KAR01HQUS
Name Used in Concept Reference: Carex lasiocarpa
Taxonomic Comments: North American plants are all treated as var. americana by Kartesz (1994 and 1999), with var. lasiocarpa being Eurasian only. LEM 24Sep01.
Conservation Status
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NatureServe Status

Global Status: G5
Global Status Last Reviewed: 13May2016
Global Status Last Changed: 29Feb1984
Ranking Methodology Used: Ranked by inspection
Rounded Global Status: G5 - Secure
Nation: United States
National Status: NNR
Nation: Canada
National Status: N5 (16Oct2017)

U.S. & Canada State/Province Status
Due to latency between updates made in state, provincial or other NatureServe Network databases and when they appear on NatureServe Explorer, for state or provincial information you may wish to contact the data steward in your jurisdiction to obtain the most current data. Please refer to our Distribution Data Sources to find contact information for your jurisdiction.
United States Alaska (SNR), California (S2), Colorado (S1), Connecticut (SNR), Idaho (SNR), Illinois (S3?), Indiana (SNR), Iowa (S2), Maine (SNR), Maryland (S1), Massachusetts (SNR), Michigan (SNR), Minnesota (SNR), Montana (S4), Nebraska (SNR), New Hampshire (SNR), New Jersey (SNR), New York (S5), North Carolina (SNR), North Dakota (S3), Ohio (S3), Oregon (SNR), Pennsylvania (S3), Rhode Island (SNR), Utah (S1), Vermont (SNR), Virginia (S1), Washington (SNR), West Virginia (S1), Wisconsin (SNR), Wyoming (S2)
Canada Alberta (S4), British Columbia (SNR), Labrador (S1), Manitoba (S5), New Brunswick (S5), Newfoundland Island (S5), Northwest Territories (S3), Nova Scotia (S5), Ontario (S5), Prince Edward Island (S1S2), Quebec (S4S5), Saskatchewan (S4), Yukon Territory (S4)

Other Statuses

NatureServe Global Conservation Status Factors

Other NatureServe Conservation Status Information

Distribution
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U.S. States and Canadian Provinces

Due to latency between updates made in state, provincial or other NatureServe Network databases and when they appear on NatureServe Explorer, for state or provincial information you may wish to contact the data steward in your jurisdiction to obtain the most current data. Please refer to our Distribution Data Sources to find contact information for your jurisdiction.
Color legend for Distribution Map

U.S. & Canada State/Province Distribution
United States AK, CA, CO, CT, IA, ID, IL, IN, MA, MD, ME, MI, MN, MT, NC, ND, NE, NH, NJ, NY, OH, OR, PA, RI, UT, VA, VT, WA, WI, WV, WY
Canada AB, BC, LB, MB, NB, NF, NS, NT, ON, PE, QC, SK, YT

Range Map
No map available.


U.S. Distribution by County Help
State County Name (FIPS Code)
CA Lassen (06035), Placer (06061), Plumas (06063), Shasta (06089)
CO Alamosa (08003), Boulder (08013), Grand (08049), Jackson (08057), Larimer (08069)
MD Garrett (24023)
NC Ashe (37009)
ND Bottineau (38009), Grand Forks (38035)*, McHenry (38049), Ransom (38073), Richland (38077)
NE Cherry (31031), Garfield (31071), Sioux (31165)
NJ Sussex (34037), Warren (34041)
OH Champaign (39021), Clark (39023), Columbiana (39029), Erie (39043), Geauga (39055), Greene (39057), Henry (39069), Logan (39091), Lorain (39093)*, Lucas (39095), Portage (39133), Richland (39139), Seneca (39147), Stark (39151), Summit (39153), Wayne (39169), Williams (39171)
OR Baker (41001), Klamath (41035), Linn (41043), Union (41061), Wallowa (41063), Wasco (41065)*
PA Bedford (42009), Berks (42011)*, Bradford (42015), Centre (42027), Crawford (42039), Erie (42049), Franklin (42055)*, Lackawanna (42069), Lancaster (42071)*, Lawrence (42073), Luzerne (42079), Monroe (42089), Pike (42103), Sullivan (42113), Susquehanna (42115), Tioga (42117), Wayne (42127)
VA Augusta (51015), Frederick (51069), Winchester (City) (51840)
WV Jefferson (54037), Pocahontas (54075), Tucker (54093)
* Extirpated/possibly extirpated
U.S. Distribution by Watershed Help
Watershed Region Help Watershed Name (Watershed Code)
02 Upper Delaware (02040101)+, Lackawaxen (02040103)+, Middle Delaware-Mongaup-Brodhead (02040104)+, Middle Delaware-Musconetcong (02040105)+, Lehigh (02040106)+, Schuylkill (02040203)+*, Upper Susquehanna (02050101)+, Upper Susquehanna-Tunkhannock (02050106)+, Upper Susquehanna-Lackawanna (02050107)+, Bald Eagle (02050204)+, Pine (02050205)+, Lower West Branch Susquehanna (02050206)+, Raystown (02050303)+, Lower Susquehanna (02050306)+*, Conococheague-Opequon (02070004)+, South Fork Shenandoah (02070005)+, Shenandoah (02070007)+
04 Ottawa-Stony (04100001)+, St. Joseph (04100003)+, Blanchard (04100008)+, Lower Maumee (04100009)+, Sandusky (04100011)+, Huron-Vermilion (04100012)+*, Black-Rocky (04110001)+*, Cuyahoga (04110002)+, Chautauqua-Conneaut (04120101)+, Lake Erie (04120200)+*
05 French (05010004)+, Cheat (05020004)+, Youghiogheny (05020006)+, Shenango (05030102)+, Mahoning (05030103)+, Connoquenessing (05030105)+, Tuscarawas (05040001)+, Mohican (05040002)+, Upper New (05050001)+, Greenbrier (05050003)+, Upper Great Miami (05080001)+, Little Miami (05090202)+
09 Lower Souris (09010003)+, Willow (09010004)+, Lower Sheyenne (09020204)+, Turtle (09020307)+*
10 Hat (10120108)+, Upper White (10140201)+, Middle Niobrara (10150004)+, North Platte Headwaters (10180001)+, Upper North Platte (10180002)+, Upper Laramie (10180010)+, St. Vrain (10190005)+, Cache La Poudre (10190007)+, Upper North Loup (10210006)+, Cedar (10210010)+
13 San Luis (13010003)+
14 Colorado headwaters (14010001)+
16 Lake Tahoe (16050101)+
17 Brownlee Reservoir (17050201)+, Upper Grande Ronde (17060104)+, Upper Deschutes (17070301)+, Little Deschutes (17070302)+, Lower Deschutes (17070306)+*, Mckenzie (17090004)+
18 Williamson (18010201)+, Upper Klamath Lake (18010203)+, Upper Klamath (18010206)+, Lower Pit (18020003)+, North Fork Feather (18020121)+, Middle Fork Feather (18020123)+, Honey-Eagle Lakes (18080003)+
+ Natural heritage record(s) exist for this watershed
* Extirpated/possibly extirpated
Ecology & Life History
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General Description: From CNHP Wetland Guide 2012: Habit: stems arising singly from long, creeping rhizomes. Culms: obtusely triangular, red at base, 3-12 dm tall, aphyllopodic. Leaves: 2-5, borne above base. Blades: inrolled, light green, 1-1.5 mm wide. Sheaths: yellowish brown tinged, concave at mouth, lower sheaths long, breaking and becoming strongly cross-filamentose. Bracts: sheathless, equaling or exceeding inflorescence. Spikes: 2-5, Terminal spike staminate, lowest spike pistillate, upper and lower spikes different, perigynia ascending. Pistillate Scales: lanecolate to ovate-lanceolate, somewhat ciliate at the tip, purplish brown with a broad 3-nerved green or pale center, dull hyaline margins, narrower than perigynia, mucronate-awned exceeding perigynia. Perigynia: ovate to ovoid-or ellipsoid, inflated, round-tapering at base, contracted at apex, short hairy, soft, dull brown to green, 2.8-5 mm long, 1.5-2 mm wide. Nerves: numerous. Beaks: shallowly bidentate. Stigmas: 3

Diagnostic Characteristics: From CNHP Wetland Guide 2012: Main Characteristics:
Pubescent or woolly [lasio] perigynia
Leaf sheaths yellowish brown tinged, concave at mouth, lower sheaths long, breaking and becoming strongly cross-filamentose
Leaves very narrow (2 mm or less) and involute
Beaks shallowly bidentate

Economic Attributes Not yet assessed
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Management Summary Not yet assessed
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Population/Occurrence Delineation Not yet assessed
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Population/Occurrence Viability
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U.S. Invasive Species Impact Rank (I-Rank) Not yet assessed
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Authors/Contributors
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Botanical data developed by NatureServe and its network of natural heritage programs (see Local Programs), The North Carolina Botanical Garden, and other contributors and cooperators (see Sources).

References
Help
  • Boivin, B. 1992. Les Cyperacees de l'est du Canada. Provancheria 25, Memoire de l'Herbier Louis-Marie, Universite Laval, Quebec. 230 pp.

  • Caswell, P. 2005. Vascular flora of Kluane National Park: A worksheet. Unpublished data, last updated May 28, 2005, of P. Caswell's botanical discoveries in and around Kluane National Park.

  • Cody, W.J. 1988. Plants of Riding Mountain National Park, Manitoba. Agriculture Canada, Publication 1818/E, Ottawa ON.

  • Cody, W.J. 1994. The flora of the Yukon Territory: Additions, range extensions, and comments. The Canadian Field-Naturalist 108:428-467.

  • Cody, W.J., B.A. Bennett and P. Caswell. 2005. New records of vascular plants in the Yukon Territory VII. Canadian Field-Naturalist 119(3): 417-436.

  • Cody, W.J., C.E. Kennedy, B.Bennett, and V. Loewen. 2002. New records of vascular plants in the Yukon Territory IV. Canadian Field-Naturalist 116(3): 446-474.

  • Cody, W.J., C.E. Kennedy, and B. Bennett. 1998. New records of vascular plants in the Yukon Territory. Canadian Field-Naturalist 112(2): 289-328

  • Crowe, J. 1994. Checklist of Vascular Plants of Thunder Bay District (Based on Garton 1984). Thunder Bay Field Naturalists, Lakehead University, Thunder Bay, Ontario. 51 pp.

  • Deam, C. C. 1940. Flora of Indiana. Division of Forestry, Dept. of Conservation, Indianapolis, Indiana. 1236 pp.

  • Douglas, G.W., G.W. Argus, H.L. Dickson, and D.F. Brunton. 1981. The rare vascular plants of the Yukon. Syllogeus No. 28. National Museums of Canada, Ottawa, Ontario. 61 pp.

  • Fernald, M.L. 1950. Gray's Manual of Botany, 8th ed., Corr. Printing, 1970. Van Nostrand, New York. LXIV+1632 pp.

  • Flora of North America (FNA) Editorial Committee. 2002. Flora of North America, Volume 24, draft species accounts for Cyperaceae. Unpublished draft species accounts.

  • Flora of North America Editorial Committee. 2002. Flora of North America North of Mexico Volume 23 Magnoliophyta: Commelinidae (in part): Cyperaceae

  • Flora of North America Editorial Committee. 2002b. Flora of North America north of Mexico. Vol. 23. Magnoliophyta: Commelinidae (in part): Cyperaceae. Oxford Univ. Press, New York. xxiv + 608 pp.

  • General Status 2015, Environment Canada. 2015. Manitoba vascular plant species list and proposed ranks and rank factors proposed by contractor (Diana Sawatzky).

  • Gleason, H.A. and A. Cronquist. 1991. Manual of vascular plants of Northeastern United States and adjacent Canada, Second ed. New York Botanical Garden, Bronx, NY. 910 pp.

  • Great Plains Flora Association. 1986. Flora of the Great Plains. University Press of Kansas, Lawrence, KS. 1402 pp.

  • Herbarium, Department of Botany, University of Manitoba, Winnipeg, Manitoba, Canada.

  • Herbarium, Museum of Man and Nature, 190 Rupert Avenue, Winnipeg, Manitoba.

  • Hermann, F. J. 1970. Manual of the Carices of the Rocky Mountains and Colorado Basin. U.S.D.A. Forest Service Agriculture Handbook No. 374.

  • Hultén, E. 1967. Comments on the flora of Alaska and Yukon. Arkiv För Botanik II 7(1):1-147.

  • 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.

  • Kartesz, J.T. 1996. Species distribution data at state and province level for vascular plant taxa of the United States, Canada, and Greenland (accepted records), from unpublished data files at the North Carolina Botanical Garden, December, 1996.

  • Manitoba Conservation Data Centre. 2018. Vascular Plant Species ranking forms from initial CDC ranking.

  • McClintock, K. A. and M. J. Waterway. 1993. Patterns of allozyme variation and clonal diversity in Carex lasiocarpa and C. pellita (Cyperaceae). Americal Journal of Botany 80(11):1254-1263.

  • McClintock, K. A. and M. J. Waterway. 1994. Genetic differentiation between Carex lasiocarpa and C. pellita (Cyperaceae) in North America. American Journal of Botany 81(2):224-231.

  • McClintock, K.A., and M.J. Waterway. 1994. Genetic differentiation between Carex lasiocarpa and C. pellita (Cyperaceae) in North America. American Journal of Botany 81(2):224-231.

  • Oldham, M.J., and W.J. Crins. 1998. Atlas of the Vascular Flora of southern Ontario. Draft 2. Natural Heritage Information Centre, Ontario Ministry of Natural Resources, Peterborough, Ontario. 378 pp.

  • Porsild, A.E. 1951. Botany of southeastern Yukon adjacent to the Canol Road. National Museum of Canada Bulletin No. 121. Canada Department of Resources and Development, Ottawa. 400pp.

  • Porsild, A.E. 1975. Materials for a flora of central Yukon Territory. Publications in Botany No. 4. National Museums of Canada, Ottawa, Ontario.

  • Riley, J.L. 2002. The Flora of the Hudson Bay Lowland. Unpublished manuscript submitted to CRC press in February 2002. 107 pp.

  • Scoggan, H.J. 1957. Flora of Manitoba. National Museum of Canada, Bulletin number 140.

  • Scoggan, H.J. 1978. The Flora of Canada. National Museum of Natural Sciences, National Museum of Canada, Publ. in Botany 7(4).

  • Taylor, T. M. C. 1983. The Sedge Family of British Columbia. British Columbia Provincial Museum Handbook 43. 375 puges.

  • Voss, E.G. 1972. Michigan Flora: A Guide to the Identification and Occurrence of the Native and Naturalized Seed-Plants of the State. Part I: Gymnosperms and Monocots. Cranbrook Institute of Science and University of Michigan Herbarium, Ann Arbor, Michigan. 488 pp.

  • Weber, W. A. and R. C. Wittmann. 2012. Colorado Flora, Eastern Slope, A Field Guide to the Vascular Plants, Fourth Edition. Boulder, Colorado. 555 pp.

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  • Wildlife Management Information System (WMIS). 2006+. Geo-referenced wildlife datasets (1900 to present) from all projects conducted by Environment and Natural Resources, Government of the Northwest Territories, Canada.  Available at http://www.enr.gov.nt.ca/programs/wildlife-research/wildlife-management-information-services

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