Photo of cardinal flower plants in flower

    Cardinal Flower

    Lobelia cardinalis
    Photo of clasping Venus' looking glass, a blue wildflower

    Clasping Venus’ Looking Glass

    Triodanis perfoliata (formerly Specularia perfoliata)
    Photo of shining blue star flower cluster

    Shining Blue Star

    Amsonia illustris
    Photo of spiked lobelia flower stalk.

    Spiked Lobelia

    Lobelia spicata