Photo of American feverfew flower cluster.

    American Feverfew

    Parthenium integrifolium
    Photo of Canada thistle flowers

    Canada Thistle

    Cirsium arvense
    invasive icon

    Invasive

    Photo of common jimsonweed flower

    Common Jimsonweed

    Datura stramonium
    Poisonous Icon

    Poisonous

    Photo of common water hemlock or spotted cowbane flowers

    Common Water Hemlock

    Cicuta maculata
    Poisonous Icon

    Poisonous

    Photo of crown vetch, closeup of a flower cluster.

    Crown Vetch

    Securigera varia (formerly Coronilla varia)
    Poisonous Icon

    Poisonous

    invasive icon

    Invasive

    Photo of elephant's foot closeup of flowers

    Elephant’s Foot

    Elephantopus carolinianus
    Photo of everlasting pea flower and leaves

    Everlasting Pea

    Lathyrus latifolius
    Photo of field milkwort flowerheads.

    Field Milkwort

    Polygala sanguinea
    Photo of flowering spurge flowers

    Flowering Spurge

    Euphorbia corollata
    Poisonous Icon

    Poisonous

    Photo of garlic mustard plant with flowers

    Garlic Mustard

    Alliaria petiolata
    fork and knife icon

    Edible

    invasive icon

    Invasive

    Photo of hedge parsley flower clusters

    Hedge Parsley

    Torilis arvensis
    Photo of hogwort plant showing upper stem leaves and flowers.

    Hogwort (Woolly Croton)

    Croton capitatus
    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of horseweed flowers

    Horseweed (Canada Fleabane, Hog Weed)

    Conyza canadensis (formerly Erigeron canadensis)
    Photo of a large-flowered gaura inflorescence

    Large-Flowered Gaura

    Oenothera filiformis (formerly Gaura longiflora, G. biennis)
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    Photo of pale Indian plantain flower clusters.

    Pale Indian Plantain

    Arnoglossum atriplicifolium (also Cacalia atriplicifolia)
    Photo of leaf cup flower

    Pale-Flowered Leaf Cup

    Polymnia canadensis
    Photo of Miami mist flowers

    Phacelia (Miami Mist)

    Phacelia purshii
    Photo of pussytoes showing fuzzy white flowering heads

    Pussytoes (Indian Tobacco)

    Antennaria parlinii
    Photo of a Queen Anne's lace flower cluster, seen from the top
    Photo of shepherd’s purse plant and flowers

    Shepherd's Purse

    Capsella bursa-pastoris
    fork and knife icon

    Edible

    Photo of smooth spiderwort flowers being visited by beelike syrphid flies

    Smooth Spiderwort

    Tradescantia ohiensis
    fork and knife icon

    Edible

    Photo of Solomon’s seal flowers and leaves

    Solomon’s Seal

    Polygonatum biflorum
    fork and knife icon

    Edible

    spotted knapweed

    Spotted Knapweed

    Centaurea stoebe
    invasive icon

    Invasive

    Photo of woolly sweet cicely flower clusters

    Sweet Cicely (Anise Root)

    Osmorhiza claytonii and O. longistylis
    fork and knife icon

    Edible

    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 white crownbeard plant with flowers

    White Crownbeard

    Verbesina virginica
    Photo of white heath aster flowers

    White Heath Aster

    Symphyotrichum pilosum (formerly Aster pilosus)
    Photo of wild comfrey showing flower cluster

    Wild Comfrey

    Cynoglossum virginianum
    Poisonous Icon

    Poisonous

    Photo of wild potato vine flowers and leaves

    Wild Potato Vine

    Ipomoea pandurata
    fork and knife icon

    Edible

    Photo of yarrow or common milfoil flower cluster

    Yarrow (Common Milfoil)

    Achillea millefolium