[The Flora of Denali National Park and Preserve]

The Ferns of Denali National Park and Preserve

Fragrant Shield Fern, Fragrant Woodfern, Fragrant Wood Fern: Dryopteris fragrans (Synonyms: Polypodium fragrans, Dryopteris fragrans var. remotiuscula)

Fragrant woodfern: Dryopteris fragrans

Common Ladyfern, Northwestern Ladyfern, Northwestern Lady Fern: Athyrium filix-femina var. cyclosorum (Synonym: Athryium filix-femina ssp. cyclosorum - ? (I haven't been able to confirm whether this fern is in Denali National Park and Preserve yet.)

Lanceleaf Grapefern: Botrychium lanceolatum ssp. lanceolatum

Common Moonwort, Moonwort: Botrichium lunaria (Synonyms: Botrychium onondagense, Osmunda lunaria) -

Northern Moonwort, Northwestern Moonwort: Botrychium pinnatum (Synonym: Botrychium boreale ssp. obtusilobum)

Fragile Rockbrake, Slender Cliff-brake, Slender Rock-brake, Steller's rock-brake: Cryptogramma stelleri (Synonym: Pteris stelleri) -

Brittle Bladderfern, Brittle Fern, Fragile Fern: Cystopteris fragilis (Synonyms: Cystopteris dickieana, Cystopteris fragilis ssp. dickieana, Polypodium fragile)

Mountain Bladderfern, Mountain Bladder Fern: Cystopteris montana (Synonym: Polypodium montanum) -

Northern Wood Fern, Spreading Woodfern, Spreading Wood Fern: Dryopteris expansa (Synonyms: Nephrodium expansum, Dryopteris assimilis, Dryopteris dilatata ssp. americana) - Collected near Kantishna.

Fragrant Shield Fern, Fragrant Woodfern, Fragrant Wood Fern: Dryopteris fragrans (Synonyms: Polypodium fragrans, Dryopteris fragrans var. remotiuscula) -

Alpine Cliff Fern, Alpine Woodsia: Woodsia alpina (Synonyms: Acrostichum alpinum, Woodsia alpina var. bellii, Woodsia bellii, Woodsia hyperborea, Woodsia ilvensis var. alpina) -

Smooth Cliff Fern, Smooth Woodsia: Woodsia glabella (Synonyms: Woodsia alpina var. glabella, Woodsia hyperborea var. glabella) -

Rusty Cliff Fern, Rusty Woodsia: Woodsia ilvensis (Synonym: Acrostichum ilvense) -


Paul Slichter