Photo of fire pink flowers

    Fire Pink

    Silene virginica
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of perennial or summer phlox flower cluster.

    Perennial Phlox

    Phlox paniculata
    Photo of purple milkweed flower cluster

    Purple Milkweed

    Asclepias purpurascens