P h o t o b y B . E u g e n e W o f f o r d @ T E N N
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Habitat:
Ponds, cool waters of spring branches, stream margins, sloughs.
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Species Description:
Aquatic herb
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Phenology:
Flowering Period: Early July to late September.
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Additional Information at NatureServe
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Diagnostic Characteristics:
Aquatic plant occurring in quiet waters (ponds) with cauline leaves that are slender (ca 1.3 mm wide), flaccid, sharply serrulate and 1-nerved. They are arranged in whorls of 3 or are opposite and the upper ones are not closely over-lapping. The staminate spathe is smaller(2-4 mm) and sessile and then separating from plant and floating. There are 9 stamens.
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Management:
Avoid changes in moisture/hydrologic conditions at the site. Changes could result from overstory removal, stream/wetland alteration or impacts due to erosion. Exotec pest plants are a threat and should be removed.
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Global Range:
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Known Kentucky Occurrences:
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