Photo of common jimsonweed flower

    Common Jimsonweed

    Datura stramonium
    Poisonous Icon

    Poisonous

    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of a Queen Anne's lace flower cluster, seen from the top
    Photo of cut-leaved teasel showing flowerhead and joined, cuplike leaves.

    Teasels

    Dipsacus fullonum and D. laciniatus
    invasive icon

    Invasive