Carex schweinitzii, common name Schweinitz's sedge, is a Carex species native to North America. It is a perennial.[1]
| Carex schweinitzii | |
|---|---|
| |
| 1913 botanical illustration | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Cyperaceae |
| Genus: | Carex |
| Species: | C. schweinitzii
|
| Binomial name | |
| Carex schweinitzii Dewey ex Schwein.
| |
Description
editCarex schweinitzii is a sedge with long, slender rhizomes that range from 0.2–0.65 m (7.9 in – 2 ft 1.6 in) in height. Its ligules are wider than long. Its peduncles are short, and its male spikelets are solitary while its female spikelets are spreading and erect.[2]
Habitat
editCarex schweinitzii occurs most often in calcium-rich soils near water, such as in springheads, springy seeps, and wet ground along cold spring-fed streams. More rarely the plant occurs in mixed or coniferous cover and even in the open.[3] The plant is mostly local but is abundant where it is found.[4]
Conservation status in the United States
editIt is listed as endangered in Connecticut,[5] Massachusetts, North Carolina, Pennsylvania, and Wisconsin. It is listed as threatened in New York and historical in Rhode Island.[6]
References
edit- ^ "Plants Profile for Carex schweinitzii (Schweinitz's sedge)". plants.usda.gov. Retrieved 25 January 2018.
- ^ Ann Fowler Rhoads, Timothy A. Block (2007). The Plants of Pennsylvania: An Illustrated Manual (illustrated ed.). University of Pennsylvania Press. ISBN 9780812240030.
- ^ Edward G Voss, Anton A Reznicek (2012). Field Manual of Michigan Flora (illustrated ed.). University of Michigan Press. p. 126. ISBN 9780472118113.
- ^ New York State Museum (1915). Annual Report. University of the State of New York. p. 36.
- ^ "Connecticut's Endangered, Threatened and Special Concern Species 2015". State of Connecticut Department of Energy and Environmental Protection Bureau of Natural Resources. Retrieved 25 January 2018. (Note: This list is newer than the one used by plants.usda.gov and is more up-to-date.)
- ^ "Plants Profile for Carex schweinitzii (Schweinitz's sedge)". plants.usda.gov. Retrieved 25 January 2018.
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