Photo of clasping Venus' looking glass, a blue wildflower

    Clasping Venus’ Looking Glass

    Triodanis perfoliata (formerly Specularia perfoliata)
    Photo of tall goldenrod plant with flowers

    Goldenrods

    Solidago spp. (23 species in Missouri)
    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of a large-flowered gaura inflorescence

    Large-Flowered Gaura

    Oenothera filiformis (formerly Gaura longiflora, G. biennis)
    Photo of pale Indian plantain flower clusters.

    Pale Indian Plantain

    Arnoglossum atriplicifolium (also Cacalia atriplicifolia)
    Photo of spiked lobelia flower stalk.

    Spiked Lobelia

    Lobelia spicata
    Photo of white sweet clover flower cluster showing stalk and flowers.

    White and Yellow Sweet Clovers

    Melilotus albus and M. officinale
    invasive icon

    Invasive

    Photo of wood betony plants with flowers

    Wood Betony (Common Lousewort)

    Pedicularis canadensis