American Shield Fern vs Crested Buckler Fern

Dryopteris intermedia compared with Dryopteris cristata

Key Differences

• American Shield Fern is Not Evaluated while Crested Buckler Fern is Endangered.

Taxonomic Classification

Rank	American Shield Fern	Crested Buckler Fern
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Tracheophyta	Tracheophyta
Class same	Polypodiopsida (ウラボシ綱)	Polypodiopsida (ウラボシ綱)
Order same	Polypodiales (ウラボシ目)	Polypodiales (ウラボシ目)
Family same	Dryopteridaceae	Dryopteridaceae
Genus same	Dryopteris	Dryopteris
Species	Dryopteris intermedia	Dryopteris cristata

Evolutionary Relationship

American Shield Fern and Crested Buckler Fern share a common ancestor at the Genus level: Dryopteris.

Conservation Status

American Shield Fern

NE — Not Evaluated

Crested Buckler Fern

EN — Endangered

Physical Characteristics

Attribute	American Shield Fern	Crested Buckler Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Shield Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Canada, France, Norway, and United States.

Crested Buckler Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Found across Europe (6 countries) and North America (Canada, United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

American Shield Fern

The American Shield Fern (Dryopteris intermedia) is a species in the genus Dryopteris. Typically found in moist, shaded forest floors and tropical canopies.

Shared Countries

Both species can be found in 4 countries:

🇨🇦 Canada 🇫🇷 France 🇳🇴 Norway 🇺🇸 United States