Weeds Watch Out: Brazilian Waterweed Look Alikes


Brazilian Waterweed and Hydrilla Look Alikes

Southern naiad (Najas guadalupensis)

Southern Naiad Drawing, University of Florida, Center for Aquatic and Invasive Plants Line Drawing DVD Master. Used with permission.
Southern Naiad Drawing, University of Florida, Center for Aquatic and Invasive Plants Line Drawing DVD Master. Used with permission.
  • Plant Characteristics

    • Leaves are narrow, ribbon-like with broad base where they attach to stem

    • Leaves are arranged in pairs on opposite sides of the stem

    • The leaf is tapered with small teeth

    • Leaves are deep-green to purplish-green



American elodea (Elodea spp.)

Elodea, Kelly E. Somerlot, Onondaga County CCE
Elodea, Kelly E. Somerlot, Onondaga County CCE		 Elodea Drawing, USDA, NRCS. 2004. The PLANTS Database, Version 3.5. Used with permission.
Elodea Drawing, USDA, NRCS. 2004. The PLANTS Database, Version 3.5. Used with permission.
  • Plant Characteristics

    • Small, lanced-shaped leaves in whorls of no more than three

    • Leaves appear and feel smooth

    • Lack of spines on the mid-rib

    • No tubers when pulled from the sediment

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Page updated on August 15, 2005.