 Pistillate spike © T. M. Jones 2005 |
 Inflorescence © T. M. Jones 2005 |
 Perigynia © T. M. Jones 2005 |
 Adaxial leaf surface © T. M. Jones 2005 |
 Abaxial leaf surface © T. M. Jones 2005 |
 Ligule © T. M. Jones 2005 |
Distribution
- range by political unit
- GBIF data
- known populations
Description
| Flowering period | May to July. |
| Height | 20-100 cm. |
| Leaf | 2.5 - 8.5 mm wide. |
| Terminal spike | staminate. |
| Lateral spike | pistillate. |
| Perigynium | trigonous to circular in cross section. |
| Achene | trigonous in cross section. |
| Style | deciduous. |
Habitat
Fens, seepy areas; calcareous soils.
Quick description
Pistillate spikes yellow in coloration; prickly in appearance.
Similar species
Author and publication information for name
Carex hystericina Muhlenberg ex Willdenow, Sp. Pl. 4(1): 282. 1805.
Conservation and Wetland Status
Threatened and Endangered Status
| State | Status |
| Kentucky | Historical |
| Maryland | Endangered |
| Washington | Sensitive |
Wetland Status
Obligate Wetland
Vernacular name
Porcupine Sedge
Section
Carex sect. Vesicariae
Links
Carex Interactive Identification Key Flora Of North America treatment
Burke Museum of Natural History Image Collection Cybersedge. Texas A&M University
Download Excel spreadsheet of GBIF data
References
Ball, P.W. and A.A. Reznicek. 2002. Carex
Pp. 254-572. Flora of North America, volume 23.
Oxford University Press, New York and Oxford.
U.S. Department of Agriculture.
PLANTS Database.
http://plants.usda.gov/index.html
Accessed primarily in August 2006.
GBIF Data Portal www.gbif.net
Missouri Botanical Garden, 03 records;
University of Kansas Plant Collection, 04 records;
Oregon State University Herbarium, 11 records;
WTU Herbarium vascular plant collection , 09 records.
Accessed on Oct 11 2006.
© T. M. Jones 2006