Photo of Chinese yam showing leaves and bulbils

    Chinese Yam

    Dioscorea oppositifolia (sometimes called D. batatas)
    invasive icon

    Invasive

    Photo of climbing false buckwheat vines, leaves, and flowers.

    Climbing False Buckwheat (Crested Buckwheat)

    Fallopia scandens (formerly Polygonum scandens)
    Photo of American pondweed leaves floating on water surface

    Pondweeds

    Potamogeton spp.
    Photo of water smartweed plant and flower cluster

    Water Smartweed

    Persicaria amphibia (formerly Polygonum amphibium)