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
    A closeup of an acorn

    Oaks

    Quercus spp.
    Illustration of Ozark witch-hazel leaves, flowers, fruits.

    Ozark Witch-Hazel

    Hamamelis vernalis
    Illustration of poison ivy leaves, flowers, fruits.

    Poison Ivy

    Toxicodendron radicans
    Poisonous Icon

    Poisonous

    Illustration of prairie crab apple leaves, flowers, fruits.

    Prairie Crab Apple

    Malus ioensis