Photo of elephant's foot closeup of flowers

    Elephant's Foot

    Elephantopus carolinianus
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Closeup of single flowerhead of a New World aster with yellow disk florets and lavender ray florets

    New World Asters (American Asters)

    Symphyotrichum spp. (formerly Aster spp.)
    No photo available

    Philadelphia Fleabane

    Erigeron philadelphicus
    Photo of tall thistle plants with flowers

    Tall Thistle

    Cirsium altissimum
    fork and knife icon

    Edible

    Photo of water milfoil plants along the shore of a pond

    Water Milfoils

    Myriophyllum spp.
    Photo of wild comfrey showing flower cluster

    Wild Comfrey

    Cynoglossum virginianum
    Poisonous Icon

    Poisonous