Photo of bird's-foot trefoil, close-up of flower cluster.

    Bird’s-Foot Trefoil

    Lotus corniculatus
    Photo of crown vetch, closeup of a flower cluster.

    Crown Vetch

    Securigera varia (formerly Coronilla varia)
    Poisonous Icon

    Poisonous

    invasive icon

    Invasive

    Photo of everlasting pea flower and leaves

    Everlasting Pea

    Lathyrus latifolius
    Photo of goat's rue showing flower cluster

    Goat’s Rue (Hoary Pea)

    Tephrosia virginiana
    Photo of hedge parsley flower clusters

    Hedge Parsley

    Torilis arvensis
    Photo of Jacob's ladder plant showing leaves and flowers

    Jacob’s Ladder

    Polemonium reptans
    Photo of pale corydalis leaves and yellow flowers

    Pale Corydalis

    Corydalis flavula
    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 rue anemone plant with flowers

    Rue Anemone

    Thalictrum thalictroides
    Photo of sensitive brier flowers

    Sensitive Briar

    Mimosa quadrivalvis (also Schrankia nuttallii)
    Photo of slender bush clover flowers

    Slender Bush Clover

    Lespedeza virginica
    Photo of tick trefoil plant with flowers

    Tick Trefoils (Sticktights; Beggar's Lice)

    Desmodium spp. (17 species in Missouri)
    Photo of watercress flowers

    Watercress

    Nasturtium officinale (syn. Rorippa nasturtium-aquaticum)
    fork and knife icon

    Edible

    Photo of yarrow or common milfoil flower cluster

    Yarrow (Common Milfoil)

    Achillea millefolium
    Photo of yellow rocket flower clusters

    Yellow Rocket

    Barbarea vulgaris
    fork and knife icon

    Edible