Juncus effusus

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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 effusus L. ssp. solutus (Fernald & Wiegand) Hämet-Ahti; Juncus griscomii Fernald

Varieties: none

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]

Phenology

J. effusus flowers March-May. [3]

Use by animals

J. effusus is readily eaten by marsh rabbits. [4]

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. PanFlora Author: Gil Nelson URL: http://www.gilnelson.com/PanFlora/ Date Accessed: 5/22/18
  4. Blair, W. F. (1936). "The Florida marsh rabbit." Journal of Mammalogy 17(3): 197-207.