Walking fern has very unfernlike fronds. When the tips touch moist ground, a new fern can grow; the fern thus ""walks"" across the ground.
- Synonyms: Camptosorus rhizophyllus
- Family: spleenwort (Aspleniaceae)
- Habitat: shaded limestone, moss-covered outcrops
- Height: fronds 6-12 inches long
- Location of spores: scattered on the undersurface of leaflets (see second photo)
- Petiole (leaf stalk): green and smooth above, dark and scaly at the base
- Growth pattern: random
- Persistence: evergreen
- Origin: native
Underside of a frond, showing the sori (spore-bearing structures). They look randomly placed, but each one follows a leaf vein.