Kentucky Nature Preserves Rare Plants

Kentucky State Nature Preserves Commission

Brown Bog Sedge
Carex buxbaumii
Family: Cyperaceae

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

Global Rank: G5
State Rank: S1

Open wet areas such as wet meadows and bogs.

Species Description:
Perennial sedge.

Flowering Period: Early June to late July.

Additional Information at NatureServe

Diagnostic Characteristics:
This sedge, in the section Racemosae (Atratae), grows in clumps from long rhizomes. The stems are 75 to 100 centimeters in maximum height. The leaves are narrow and small. The inflorescence has a bract which is sometimes longer than the spikes, the pistillate spikes short cyclindric to subglobose, up to 2 cm long; pistillate scales merely obtuse or acuminate. The fruits have dark-colored bracts, the perigynium is gray-green and rough in texture, longer than wide, and acute at the summit with a beak.

Avoid changes in moisture conditions at the site. Changes could result from overstory removal or changes in hydrology (stream alteration or impacts due to erosion for example).

Global Range:
Circumboreal; in North America, Newfoundland to Alaska, south to North Carolina (listed for Georgia by Russell and Duncan 1972, but currently ranked historically by Georgia Heritage Program), Tennessee, Arkansas, Oklahoma, Colorado, Utah, Nevada, California.

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
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