Aquatic plants ›
At least 65 pondweed species are present in the U.S. All are perennial aquatic herbs with stipules at each leaf. Many species have both submersed and floating leaves. Leaves are typically alternate, although some may be sub-opposite and appear opposite.
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Submersed, alternate, and linear, up to 2 in. long.
Roots at nodes, but does not form rhizomes or stolons.
Aquatic Plants App
Whether you're a professional botanist or a casual nature enthusiast, the NC State University (NCSU) Aquatic Weeds app has detailed information on a wide variety of aquatic weeds to assist in identification.