Photo of blue false indigo flowering stalk

    Blue False Indigo

    Baptisia australis
    Poisonous Icon

    Poisonous

    Photo of blue-eyed grass flower closeup

    Blue-Eyed Grass

    Sisyrinchium campestre
    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 Carolina larkspur plants with flowers

    Carolina Larkspur (Prairie Larkspur)

    Delphinium carolinianum
    Poisonous Icon

    Poisonous

    No photo available

    Caucasian Bluestem

    Bothriochloa bladhii
    invasive icon

    Invasive

    Photo of clasping Venus' looking glass, a blue wildflower

    Clasping Venus’ Looking Glass

    Triodanis perfoliata (formerly Specularia perfoliata)
    Photo of common jimsonweed flower

    Common Jimsonweed

    Datura stramonium
    Poisonous Icon

    Poisonous

    Photo of common milkweed flower cluster

    Common Milkweed

    Asclepias syriaca
    Photo of crown vetch, closeup of a flower cluster.

    Crown Vetch

    Securigera varia (formerly Coronilla varia)
    Poisonous Icon

    Poisonous

    invasive icon

    Invasive

    Photo of several decurrent false asters in bloom

    Decurrent False Aster

    Boltonia decurrens
    exclamation mark

    Endangered

    Photo of everlasting pea flower and leaves

    Everlasting Pea

    Lathyrus latifolius
    Photo of field milkwort flowerheads.

    Field Milkwort

    Polygala sanguinea
    No photo available

    French Grass

    Orbexilum onobrychis (formerly Psoralea onobrychis)
    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 horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Image of Johnny-jump-up.

    Johnny-Jump-Up (Field Pansy)

    Viola bicolor
    fork and knife icon

    Edible

    Photo of Johnson grass flower clusters

    Johnson Grass

    Sorghum halepense
    invasive icon

    Invasive

    Photo of purple meadow parsnip foliage and flowers

    Meadow Parsnip

    Thaspium trifoliatum
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of a musk thistle blooming flower head.

    Musk Thistle (Nodding Thistle)

    Carduus nutans
    invasive icon

    Invasive

    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
    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

    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 shining blue star flower cluster

    Shining Blue Star

    Amsonia illustris
    Photo of slender bush clover flowers

    Slender Bush Clover

    Lespedeza virginica
    Photo of smooth spiderwort flowers being visited by beelike syrphid flies

    Smooth Spiderwort

    Tradescantia ohiensis
    fork and knife icon

    Edible

    Photo of spiked lobelia flower stalk.

    Spiked Lobelia

    Lobelia spicata
    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 tick trefoil plant with flowers

    Tick Trefoils (Sticktights; Beggar's Lice)

    Desmodium spp. (17 species in Missouri)
    Photo of viper’s bugloss, closeup of flower

    Viper's Bugloss

    Echium vulgare
    Photo of winged loosestrife plants and flowers

    Winged Loosestrife

    Lythrum alatum
    Photo of yellow bluestem plant

    Yellow Bluestem

    Bothriochloa ischaemum
    invasive icon

    Invasive