Photo of a bull thistle flowerhead.

    Bull Thistle

    Cirsium vulgare
    fork and knife icon

    Edible

    Photo of a chicory plant.

    Chicory

    Cichorium intybus
    fork and knife icon

    Edible

    Photo of glade coneflower flowerhead showing yellow pollen

    Glade Coneflower

    Echinacea simulata
    Photo of New England aster plants with flowers

    New England Aster

    Symphyotrichum novae-angliae (formerly Aster novae-angliae)
    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 dense stand of prairie blazing star or gayfeather at Pawnee Prairie

    Prairie Blazing Star (Gayfeather)

    Liatris pycnostachya
    fork and knife icon

    Edible

    Photo of cut-leaved teasel showing flowerhead and joined, cuplike leaves.

    Teasels

    Dipsacus fullonum and D. laciniatus
    invasive icon

    Invasive

    Photo of white heath aster flowers

    White Heath Aster

    Symphyotrichum pilosum (formerly Aster pilosus)
    Photo of yarrow or common milfoil flower cluster

    Yarrow (Common Milfoil)

    Achillea millefolium