Kentucky Nature Preserves Rare Plants


 
Kentucky State Nature Preserves Commission





Rigid Sedge
Carex tetanica
Family: Cyperaceae

Protection Status:
State Status:  E
USFWS Status: {null}

Global Rank: G4G5
State Rank: S1?


Habitat:
Wet to mesic open areas (Jones 2005)

Species Description:
Perennial sedge.

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

Additional Information at NatureServe

Diagnostic Characteristics:
Sedge in the section Paniceae. Perigynia obscurely 3-sided (triangular in shape) with raised nerves (2 ribs are especially prominent). Pistillate scales with a short tubular shape at the base and short-awned to acuminate with a brownish -purple tinged. The scales are 3-nerved with a green center and hyaline margins.

Management:
Woody plant invasion may ned to be controlled using periodic prescribed fire, mowing or other means.Timber removal may be beneficial. Hand removal of trees in the vicinity is needed to maintain the open character of the habitat for this species.Disturbance of surrounding areas such as ATV trails, timber removal or any activity that results in increased erosion and weed invasion will be detrimental. Exotic pest plants are a threat to this species.


Global Range:
{null}

Known Kentucky Occurrences:

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Data last updated: Wednesday, May 28, 2014
Kentucky State Nature Preserves Commission
801 Teton Trail
Frankfort,KY 40601
Phone: (502) 573-2886
Fax: (502) 573-2355
Email:
naturepreserves@ky.gov
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