Photo of American feverfew flower cluster.

    American Feverfew

    Parthenium integrifolium
    Photo of black medick closeup of cloverlike yellow flowerhead

    Black Medick

    Medicago lupulina
    Photo of black mustard flower cluster

    Black Mustard

    Brassica nigra
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    Edible

    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 field milkwort flowerheads.

    Field Milkwort

    Polygala sanguinea
    Photo of garlic mustard plant with flowers

    Garlic Mustard

    Alliaria petiolata
    fork and knife icon

    Edible

    invasive icon

    Invasive

    Photo of a golden seal plant with flower.

    Golden Seal

    Hydrastis canadensis
    Photo of harbinger of spring flower clusters with coin to show size

    Harbinger of Spring

    Erigenia bulbosa
    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of purple meadow parsnip foliage and flowers

    Meadow Parsnip

    Thaspium trifoliatum
    Photo of Missouri evening primrose flower with river in distance

    Missouri Evening Primrose

    Oenothera macrocarpa (formerly O. missouriensis)
    Photo of a musk thistle blooming flower head.

    Musk Thistle (Nodding Thistle)

    Carduus nutans
    invasive icon

    Invasive

    Photo of leaf cup flower

    Pale-Flowered Leaf Cup

    Polymnia canadensis
    Photo of prairie parsley flower cluster.

    Prairie Parsley

    Polytaenia nuttallii
    Photo of rattlesnake master flower heads side view

    Rattlesnake Master

    Eryngium yuccifolium
    Photo of shepherd’s purse plant and flowers

    Shepherd's Purse

    Capsella bursa-pastoris
    fork and knife icon

    Edible

    Photo of spring cress flower clusters

    Spring Cress (Bitter Cress)

    Cardamine bulbosa
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    Edible

    Photo of woolly sweet cicely flower clusters

    Sweet Cicely (Anise Root)

    Osmorhiza claytonii and O. longistylis
    fork and knife icon

    Edible

    Photo of western wallflower

    Western Wallflower

    Erysimum capitatum
    Photo of wood betony plants with flowers

    Wood Betony (Common Lousewort)

    Pedicularis canadensis
    Photo of woollen breeches flower cluster

    Woollen Breeches (Great Waterleaf)

    Hydrophyllum appendiculatum
    Photo of yellow rocket flower clusters

    Yellow Rocket

    Barbarea vulgaris
    fork and knife icon

    Edible