Photo of hawthorn trees blooming on lawn of Missouri state capitol

    Hawthorns

    Various species in the genus Crataegus
    Illustration of ninebark leaves, flowers, fruits.

    Ninebark

    Physocarpus opulifolius
    Illustration of poison ivy leaves, flowers, fruits.

    Poison Ivy

    Toxicodendron radicans
    Poisonous Icon

    Poisonous

    Photo of smooth sumac.

    Sumacs

    Rhus spp.
    fork and knife icon

    Edible