Difference between revisions of "Juncus effusus"

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(Taxonomic Notes)
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==Taxonomic Notes==
 
==Taxonomic Notes==
Synonyms: ''Juncus effusus'' L. ssp. ''solutus'' (Fernald & Wiegand) Hämet-Ahti; ''Juncus griscomii'' Fernald;  ''Juncus effusus'' Linnaeus var. ''conglomeratus'' (Linnaeus) Engelmann
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Synonyms: ''Juncus griscomii'' Fernald.<ref name="weakley">Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref>
  
Varieties: none
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Varieties: none.<ref name="weakley">Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref>
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Subspecies: Juncus effusus Linnaeus ssp. effusus; Juncus effusus Linnaeus ssp. solutus (Fernald & Wiegand).<ref name="weakley">Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref>
  
 
==Description==  
 
==Description==  

Revision as of 11:34, 17 September 2020

Common name: lamp rush [1], soft rush [2], common rush [2]

Juncus effusus
Juncus effusus IWF.jpg
Photo by the Illinois Wildflowers Database
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Liliopsida - Moncots
Order: Juncales
Family: Juncaceae
Genus: Juncus
Species: J. effusus
Binomial name
Juncus effusus
L.
JUNC EFFU DIST.JPG
Natural range of Juncus effusus from USDA NRCS Plants Database.

Taxonomic Notes

Synonyms: Juncus griscomii Fernald.[3]

Varieties: none.[3]

Subspecies: Juncus effusus Linnaeus ssp. effusus; Juncus effusus Linnaeus ssp. solutus (Fernald & Wiegand).[3]

Description

J. effusus is a perennial graminoid of the Juncaceae family native to North America and introduced in Hawaii. [1]

Distribution

J. effusus is found in the eastern half of the United States from Colorado and New Mexico to Maine, as well as Hawaii. [1]

Ecology

Habitat

Juncus effusus is found in moist soil, marshes, margins of streams, ponds, lakes, swamps, and low meadows. [2] Specimens have been collected from a wet ditch, pine forest in swamp bed, wet flatwoods, flooded pastures, seepage bog, moist sandy loam, shallow water, floodplain forest, and edge of wood. [4]


J. effusus responds positively to soil disturbance by clearcutting and chopping in North Florida flatwoods forests.[5]

Phenology

J. effusus has been observed to flower March through May. [6]

Use by animals

J. effusus is readily eaten by marsh rabbits. [7] It is also among the 14 major fall-early winter south Florida deer foods. [8]

Conservation and Management

Cultivation and restoration

Photo Gallery

References and notes

  1. 1.0 1.1 1.2 USDA Plant Database https://plants.usda.gov/core/profile?symbol=JUEFS
  2. 2.0 2.1 2.2 Weakley, A. S. (2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC, University of North Carolina Herbarium.
  3. 3.0 3.1 3.2 Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
  4. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2018. Collectors: Lisa keppner, Ed Keppner, R.F. Doren, R. Komarek, R.S. Blaisdell, R.K. Godfrey, K.M. Meyer, A. Townesmith, Loran C. Anderson, Cecil Slaughter, Dianne Hall, Kim Ponzio, K. MacClendon, V. Craig, M. Boothe, Alush Shilom Ton, D.E. Breedlove, A. Mast, Chris Buddenhagen, Annie Schmidt, John Kunzer, Peter Zika. States and counties: Florida ( Bay, Marion, Leon, Columbia, Taylor, Brevard, Calhoun, Santa Rosa, Wakulla, Gadsden, Liberty, Holmes, De Soto, washington, Gulf) Oregon (Morrow) Georgia (Grady)
  5. Moore, W.H., B.F. Swindel, and W.S. Terry. (1982). Vegetative Response to Clearcutting and Chopping in a North Florida Flatwoods Forest. Journal of Range Management 35(2):214-218.
  6. Nelson, G. PanFlora: Plant data for the eastern United States with emphasis on the Southeastern Coastal Plains, Florida, and the Florida Panhandle. www.gilnelson.com/PanFlora/ Accessed: 22 MAY 2018
  7. Blair, W. F. (1936). "The Florida marsh rabbit." Journal of Mammalogy 17(3): 197-207.
  8. Harlow, R. F. (1961). "Fall and winter foods of Florida white-tailed deer." The Quarterly Journal of the Florida Academy of Sciences 24(1): 19-38.