Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of northern fog fruit flowering head

    Northern Fog Fruit

    Lippia lanceolata (formerly Phyla lanceolata)
    Photo of rose verbena, or rose vervain, flower cluster showing leaves

    Rose Verbena (Rose Vervain)

    Glandularia canadensis (formerly Verbena canadensis)
    Photo of slender bush clover flowers

    Slender Bush Clover

    Lespedeza virginica
    Photo of yarrow or common milfoil flower cluster

    Yarrow (Common Milfoil)

    Achillea millefolium