Photo of buffalo bur flower and leaves.

    Buffalo Bur (Kansas Thistle)

    Solanum rostratum
    Poisonous Icon

    Poisonous

    Photo of columbine flower closeup

    Columbine

    Aquilegia canadensis
    Poisonous Icon

    Poisonous

    Photo of green dragon plant showing flower and leaves.

    Green Dragon

    Arisaema dracontium
    Poisonous Icon

    Poisonous

    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of leafy spurge seed heads

    Leafy Spurge

    Euphorbia esula
    Poisonous Icon

    Poisonous

    invasive icon

    Invasive

    Photo of sesbania flowers and foliage

    Sesbania (Coffeeweed)

    Sesbania herbacea (formerly S. exaltata)
    Poisonous Icon

    Poisonous

    invasive icon

    Invasive