Photo of American germander flowers

    American Germander

    Teucrium canadense
    Photo of a bull thistle flowerhead.

    Bull Thistle

    Cirsium vulgare
    fork and knife icon

    Edible

    Photo of Canada thistle flowers

    Canada Thistle

    Cirsium arvense
    invasive icon

    Invasive

    Photo of common milkweed flower cluster

    Common Milkweed

    Asclepias syriaca
    Photo of dead nettle stalk with flowers

    Dead Nettle

    Lamium purpureum
    Deptfort pink blooming in an open area

    Deptford Pink

    Dianthus armeria
    Photo of goat's rue showing flower cluster

    Goat’s Rue (Hoary Pea)

    Tephrosia virginiana
    Photo of ground plum, top of plant, showing flowers and several leaves.

    Ground Plum (Milk Vetch)

    Astragalus crassicarpus (formerly A. mexicanus)
    fork and knife icon

    Edible

    Photo of Indian hemp plant

    Indian Hemp (Dogbane)

    Apocynum cannabinum
    Poisonous Icon

    Poisonous

    Image of Johnny-jump-up.

    Johnny-Jump-Up (Field Pansy)

    Viola bicolor
    fork and knife icon

    Edible

    Photo of a large-flowered gaura inflorescence

    Large-Flowered Gaura

    Oenothera filiformis (formerly Gaura longiflora, G. biennis)
    Photo of long-leaved bluets plants with flowers

    Long-Leaved Bluets (Slender-Leaved Bluets)

    Houstonia longifolia (sometimes Hedyotis longifolia)
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of moth mullein flowers

    Moth Mullein

    Verbascum blattaria
    Photo of New England aster plants with flowers

    New England Aster

    Symphyotrichum novae-angliae (formerly Aster novae-angliae)
    Photo of northern fog fruit flowering head

    Northern Fog Fruit

    Lippia lanceolata (formerly Phyla lanceolata)
    Photo of oblong-leaved aster showing masses of purple flowerheads

    Oblong-Leaved Aster (Aromatic Aster)

    Symphyotrichum oblongifolium (formerly Aster oblongifolius)
    Photo of Ohio horsemint inflorescence

    Ohio Horsemint

    Blephilia ciliata
    fork and knife icon

    Edible

    Photo of pale purple coneflower showing white pollen among disk florets

    Pale Purple Coneflower

    Echinacea pallida
    Photo of blooming passionflower

    Passion Flower

    Passiflora incarnata
    fork and knife icon

    Edible

    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

    Purple Coneflower

    Purple Coneflower

    Echinacea purpurea
    Photo of purple loosestrife flowering stalks showing purple flowers

    Purple Loosestrife

    Lythrum salicaria
    invasive icon

    Invasive

    Photo of purple milkweed flower cluster

    Purple Milkweed

    Asclepias purpurascens
    Photo of purple prairie clover, closeup of flowerhead

    Purple Prairie Clover

    Dalea purpurea (formerly Petalostemon purpureum)
    Photo of a Queen Anne's lace flower cluster, seen from the top
    Photo of rose verbena, or rose vervain, flower cluster showing leaves

    Rose Verbena (Rose Vervain)

    Glandularia canadensis (formerly Verbena canadensis)
    Photo of sensitive brier flowers

    Sensitive Briar

    Mimosa quadrivalvis (also Schrankia nuttallii)
    Photo of large group of sericea lespedeza plants

    Sericea Lespedeza

    Lespedeza cuneata
    invasive icon

    Invasive

    Photo of showy evening primrose plant with flowers

    Showy Evening Primrose

    Oenothera speciosa
    Photo of slender bush clover flowers

    Slender Bush Clover

    Lespedeza virginica
    spotted knapweed

    Spotted Knapweed

    Centaurea stoebe
    invasive icon

    Invasive

    Photo of tall thistle plants with flowers

    Tall Thistle

    Cirsium altissimum
    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 tick trefoil plant with flowers

    Tick Trefoils (Sticktights; Beggar's Lice)

    Desmodium spp. (17 species in Missouri)
    Photo of white heath aster flowers

    White Heath Aster

    Symphyotrichum pilosum (formerly Aster pilosus)
    Photo of wild bergamot or horsemint plant with lavender flowers

    Wild Bergamot

    Monarda fistulosa
    fork and knife icon

    Edible

    Photo of wild four-o'clock flower

    Wild Four-O’Clock

    Mirabilis nyctaginea
    Poisonous Icon

    Poisonous

    Photo of yarrow or common milfoil flower cluster

    Yarrow (Common Milfoil)

    Achillea millefolium