Connecticut Plants
Narrow-leaved Spleenwort (Narrow-leaved Glade Fern)
Diplazium pycnocarpon
Narrow-leaved spleenwort is endangered in Connecticut. The photos show plants growing in Pennsylvania.
- Synonyms: Asplenium pycnocarpon, Athyrium pycnocarpon
- Family: cliff fern (Woodsiaceae)
- Habitat: moist open woods, moist meadows, swamps; usually in neutral or slightly alkaline soil
- Height: 2-3 feet
- Location of spores: underside of frond
- Petiole (leaf stalk): green and smooth or sparsely hairy; dark and slightly scaly at the base
- Growth pattern: asymmetric clump
- Persistence: deciduous
- Origin: native



Underside of the leaflets, showing the sori (spore-bearing structures).