KNP Rare Plants Database


 
KY Office of Kentucky Nature Preserves




Cypress-swamp Sedge
Carex joorii
Family: Cyperaceae

Protection Status:
State Status:  E
USFWS Status: 

Global Rank: G4G5
State Rank: S1S2

   

Photo by KSNPC Staff
Habitat:
Wet woods and swamps, seasonal ponds and pond edges.

Species Description:
Perennial herb.

Phenology:
Flowering Period: Early May to late June.
Fruiting Period: Mid June to late September.

Additional Information at NatureServe

Diagnostic Characteristics:
Carex joorii has stout culms from a creeping rhizome. The leaves are somewhat glaucous (appearing whitish). The 3-sided peryginia is not extended into a beak and is glabrous. The lower pistillate scales have a rough awn and do not form a tubular shape around the base. The pistillate spikes are cylindric in shape (not round) and 2-5 cm long.

Management:
Avoid changes in moisture/ hydrologic conditions at the site. Changes could result from overstory removal wetland/stream alteration or impacts due to erosion.

Global Range:


Known Kentucky Occurrences:
Species occurrence map

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Data Last Updated: November 2018
Office of Kentucky Nature Preserves
300 Sower Blvd
Frankfort,KY 40601
Phone: (502) 573-2886
Email:
naturepreserves@ky.gov
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