Juncus compressus

Species of rush From Wikipedia, the free encyclopedia

Juncus compressus

Juncus compressus is a species of flowering plant in the rush family, Juncaceae.[1] It is native to temperate Eurasia.[1]Juncus compressus is easy to confuse with J. gerardii.

Quick Facts Scientific classification, Binomial name ...
Juncus compressus
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Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Juncaceae
Genus: Juncus
Species:
J. compressus
Binomial name
Juncus compressus
Jacq., 1762
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Description

About 80 cm in height. Rhizomes are short-creeping or densely branching.  There are 1-3 cataphylls, and 1-2 leaves. The leaf blade is flat to slightly channeled, measuring 5–35 cm long and 0.8–2 mm wide. Inflorescences consist of 5-60 flowers. Flowers have six stamens, with filaments measuring 0.5-0.7 mm and anthers 0.6–1 mm. Seed capsules are brown.

Habitat

Juncus compressus prefers calcareous wetlands and is often associated with disturbed habitats, such as ditches, roadsides, railroads, and canal banks.[2]

Invasive species

The plant is considered an invasive species in the United States of America.[2]

More information State/Province, First Observed ...
US Spread
State/Province First Observed
IL 1982
IN 1987
MI 1980
NY 1895
WI 1974
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References

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