KNP Rare Plants Database


 
KY Office of Kentucky Nature Preserves




Jointed Rush
Juncus articulatus
Family: Juncaceae

Protection Status:
State Status:  S
USFWS Status: 

Global Rank: G5
State Rank: S2S3

   

Photo by Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database
Habitat:
Bogs, wet meadows, beaches and shores.

Species Description:
Perennial herb.

Phenology:
Flowering Period: Early July to late September.

Additional Information at NatureServe

Diagnostic Characteristics:
The capsule of Juncus articulatus is definitely longer than the subtending perinath and has 6 stamens. The infloresence appears terminal and the leaves hollow.

Management:
Avoid changes in moisture/hydrologic conditions at the site. Changes could result from overstory removal, stream/wetland alteration or vegetation removal that would result in increased erosion.


Global Range:
Widespread in Eurasia, disjunct distributions in eastern and western boreal North America. Also in North Africa according to Hulten (B68HUL01AKUS).

Known Kentucky Occurrences:
Species occurrence map

Note: To print pages from this site change Page Setup to Landscape
Data Last Updated: November 2018
Office of Kentucky Nature Preserves
300 Sower Blvd
Frankfort,KY 40601
Phone: (502) 573-2886
Email:
naturepreserves@ky.gov
Copyright © 2003-2011 Commonwealth of Kentucky. All rights reserved.