Kentucky Nature Preserves Rare Plants

Kentucky State Nature Preserves Commission

Large-leaf Pondweed
Potamogeton amplifolius
Family: Potamogetonaceae

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

Global Rank: G5
State Rank: S1?

Quiet pools along streams.

Species Description:
Perennial aquatic plant.

Flowering Period: Early June to late September.

Additional Information at NatureServe

Diagnostic Characteristics:
The submersed leaves have 25-37 veins, at least the largest ones, and are folded lengthwise. The achenes are 4.5-5 mm - larger than other similar species.

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:

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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