Photo of an Engelmann’s adder’s tongue with a black background

    Adder's Tongues

    Ophioglossum spp.
    Photo of lowland brittle fern fronds and fiddleheads growing in woods

    Lowland Brittle Fern (Southern Fragile Fern)

    Cystopteris protrusa (formerly C. fragilis var. protrusa)
    Photo of a northern maidenhair fern

    Maidenhair Ferns

    Adiantum spp. (2 in Missouri)
    Photo of a rattlesnake fern growing above leaf litter in a woodland

    Rattlesnake Fern

    Botrypus virginianus (syn. Botrychium virginianum)
    Photo of a sensitive fern, vegetative leaf

    Sensitive Fern

    Onoclea sensibilis
    Photo of walking fern plants growing on a moss-covered boulder

    Walking Fern

    Asplenium rhizophyllum (syn. Camptosorus rhyzophyllus)