Photo of black mustard flower cluster

    Black Mustard

    Brassica nigra
    fork and knife icon

    Edible

    Photo of common St. John’s-wort flower with spent flowers and fruits

    Common St. John’s-Wort

    Hypericum perforatum
    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae