Robert W. Freckmann Herbarium


  Juncus effusus L. image
Photographer: Stephen L. Solheim           

Botanical Ilustration

Kurt Stüber

Paul Drobot

Robert W. Freckmann
Family Juncaceae
Juncus effusus L.
common rush, soft rush
Juncus: the classical Latin name for the rush, possibly from jungere, "to join or bind," because the stems were used for binding
effusus: scattered, spread out, loose
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: erect, perennial, > 40" tall, semi-aquatic, emergent rush; stems narrow, cylindrical, smooth; only reddish sheaths at the base of the stem; dense rootstalk
Flower: 6-parted; inflorescence each flower is at end of thin stalk
Fruit:capsule
Leaf:only a reddish-brown sheath at stem base
Habitat: wet; wet meadows, shallows
Notes: the portion of the apparent "stem" beyond the flower is a thin floral leaf
(Glossary)

More Information Natural Communities Herbarium Specimens
All Juncus list Ethnobotany Information Google- Images or Text

Flora of North America (off site)
Synonyms 
Juncus conglomeratus L.
Juncus effusus L. subsp. solutus (Fernald & Wiegand) Hämet-Ahti
Juncus effusus L. var. caeruleomontanus H.St.John
Juncus effusus L. var. compactus auct. non Lej. & Courtois
Juncus effusus L. var. compactus Lej. & Courtois
Juncus effusus L. var. conglomeratus (L.) Engelm.
Juncus effusus L. var. costulatus Fernald
Juncus effusus L. var. decipiens of Amer. authors, not Buchenau
Juncus effusus L. var. effusus
Juncus effusus L. var. pylaei (Laharpe) Fernald & Wiegand
Juncus effusus L. var. solutus Fernald & Wiegand
Juncus griscomii Fernald
Juncus pylaei Laharpe

         
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