Photo of American feverfew flower cluster.

    American Feverfew

    Parthenium integrifolium
    Photo of beaked hawkweed flowers.

    Beaked Hawkweed

    Hieracium gronovii
    Photo of blue-eyed grass flower closeup

    Blue-Eyed Grass

    Sisyrinchium campestre
    Photo of common cinquefoil plants with flowers

    Common Cinquefoil

    Potentilla simplex
    Photo of flowering spurge flowers

    Flowering Spurge

    Euphorbia corollata
    Poisonous Icon

    Poisonous

    Photo of glade coneflower flowerhead showing yellow pollen

    Glade Coneflower

    Echinacea simulata
    Photo of hispid buttercup plant with flower

    Hispid Buttercup

    Ranunculus hispidus
    Photo of Indian paintbrush flowers

    Indian Paintbrush

    Castilleja coccinea
    Photo of purple meadow parsnip foliage and flowers

    Meadow Parsnip

    Thaspium trifoliatum
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of ox-eye daisies in a grassy field

    Ox-Eye Daisy

    Leucanthemum vulgare (formerly Chrysanthemum leucanthemum)
    Photo of pale purple coneflower showing white pollen among disk florets

    Pale Purple Coneflower

    Echinacea pallida
    No photo available

    Philadelphia Fleabane

    Erigeron philadelphicus
    Photo of eastern woodland sedge plant growing among leaf litter.

    Sedges

    Carex, Schoenoplectus, Scirpus, and other genera
    spotted knapweed

    Spotted Knapweed

    Centaurea stoebe
    invasive icon

    Invasive

    Photo of wood betony plants with flowers

    Wood Betony (Common Lousewort)

    Pedicularis canadensis