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Alligatorweed (Alternanthera philoxeroides)

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Alligatorweed

(Alternanthera philoxeroides)

Pennsylvania

iMapInvasives

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Plants

Variable-Leaf Milfoil

Variable-Leaf Milfoil

Myriophyllum heterophyllum Photo credit: © Sonnia Hill/Flickr

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Variable-Leaf Milfoil

(Myriophyllum heterophyllum)