Kentucky Nature Preserves Rare Plants

Kentucky State Nature Preserves Commission

Hall's Bulrush
Schoenoplectus hallii
Family: Cyperaceae

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

Global Rank: G2G3
State Rank: S1

Naturally associated with littoral zones of ponds but also seasonally wet depressions that may be heavily disturbed.

Species Description:
Perennial herb.

Flowering Period: Early August to late September.
Fruiting Period: Early August to mid October.

Additional Information at NatureServe

Diagnostic Characteristics:
Small annual sedge with achenes transversely ridged and the shape is plano-convex. Perianth bristles are absent and the scales are awned.

Disturbance such as ATV trails, timber removal or any activity that results in increased erosion and weed invasion will be detrimental.

Global Range:
Widely disjunct localities in the eastern and midwestern United States: Illinois, Indiana, Kansas, Kentucky, Michigan, Missouri, Nebraska, Oklahoma, Texas, and Wisconsin (McKenzie et al. 2007). Not collected since 1890 in Iowa (Flora of North America Editorial Committee 2002). Not collected since 1931 in Massachusetts (O'Kennon and McLemore 2004). Not collected since 1966 in Georgia (O'Kennon and McLemore 2004).

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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