Photo of black mustard flower cluster

    Black Mustard

    Brassica nigra
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    Edible

    Photo of buffalo bur flower and leaves.

    Buffalo Bur (Kansas Thistle)

    Solanum rostratum
    Poisonous Icon

    Poisonous

    Photo of celandine poppy plant and flowers

    Celandine Poppy (Wood Poppy)

    Stylophorum diphyllum
    Photo of clasping Venus' looking glass, a blue wildflower

    Clasping Venus’ Looking Glass

    Triodanis perfoliata (formerly Specularia perfoliata)
    Photo of common ground cherry flower

    Common Ground Cherry

    Physalis longifolia
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    Edible

    Photo of common jimsonweed flower

    Common Jimsonweed

    Datura stramonium
    Poisonous Icon

    Poisonous

    Photo of early saxifrage plant with flower

    Early Saxifrage

    Micranthes virginiensis (sometimes Saxifraga virginiensis)
    Photo of a golden seal plant with flower.

    Golden Seal

    Hydrastis canadensis
    Photo of hispid buttercup plant with flower

    Hispid Buttercup

    Ranunculus hispidus
    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of a clump of hydrilla held in a hand

    Hydrilla

    Hydrilla verticillata
    invasive icon

    Invasive

    Photo of mayapple colony looking like numerous green umbrellas on forest floor

    Mayapple

    Podophyllum peltatum
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    Edible

    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 shepherd’s purse plant and flowers

    Shepherd's Purse

    Capsella bursa-pastoris
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    Edible

    Photo of showy evening primrose plant with flowers

    Showy Evening Primrose

    Oenothera speciosa
    Photo of spring cress flower clusters

    Spring Cress (Bitter Cress)

    Cardamine bulbosa
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    Edible

    Photo of toothwort plant with flowers

    Toothwort

    Cardamine concatenata (formerly Dentaria laciniata)
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    Edible

    Photo of western wallflower

    Western Wallflower

    Erysimum capitatum
    Photo of white anemone

    White Anemone (Windflower)

    Anemone canadensis
    Photo of white avens flower and upper stem leaves.
    Photo of wild geranium plant with flowers
    Photo of woollen breeches flower cluster

    Woollen Breeches (Great Waterleaf)

    Hydrophyllum appendiculatum
    Photo of yellow rocket flower clusters

    Yellow Rocket

    Barbarea vulgaris
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    Edible