Photo of field milkwort flowerheads.

    Field Milkwort

    Polygala sanguinea
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of a musk thistle blooming flower head.

    Musk Thistle (Nodding Thistle)

    Carduus nutans
    invasive icon

    Invasive

    Purple Coneflower

    Purple Coneflower

    Echinacea purpurea