Carex austrina

Carex austrina, known as southern sedge, is a species of sedge endemic to the southern and central United States.^[1][2][3]

Carex austrina
In Parker County, Texas
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Clade:	Commelinids
Order:	Poales
Family:	Cyperaceae
Genus:	Carex
Section:	Carex sect. Phaestoglochin
Species:	C. austrina
Binomial name
Carex austrina Mack.

It was first described as Carex muehlenbergii var. australis Olney ex L.H.Bailey in 1886.^[4][5]

Distribution and habitat

Southern sedge grows in dry habitats, often in calcareous soils, such as prairies, roadsides, and forests.^[1] It occurs across the south-central United States, from Alabama to Nebraska, south to Texas.^[1] It may be introduced in parts of the eastern United States, where it has apparently spread with hay used in erosion control measures. It was first reported east of the Mississippi River in 1996.^[6]

• 
  Perigynia

References

1. Ball, Peter W. (2002). "Carex austrina". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 23. New York and Oxford: Oxford University Press. Retrieved 28 June 2020 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
2. "Carex austrina Mack". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 28 June 2020.
3. "Carex austrina Mack". Integrated Taxonomic Information System. Retrieved 28 June 2020.
4. "Carex austrina Mack". ipni.org. International Plant Names Index. Retrieved 28 June 2020.
5. "Carex austrina". The Plant List. 2010. Retrieved 6 December 2014.
6. Weakley, Alan S. (2015), Flora of the Southern and Mid-Atlantic States, working draft of 20 August 2018, University of North Carolina Herbarium, North Carolina Botanical Garden, University of North Carolina at Chapel Hill