American Shield Fern vs Dorniger Wurmfarn

Dryopteris intermedia compared with Dryopteris carthusiana

Key Differences

• American Shield Fern is Not Evaluated while Dorniger Wurmfarn is Least Concern.

Taxonomic Classification

Rank	American Shield Fern	Dorniger Wurmfarn
Kingdom same	Plantae (Pflanzen)	Plantae (Pflanzen)
Phylum same	Tracheophyta	Tracheophyta
Class same	Polypodiopsida (Echte Farne)	Polypodiopsida (Echte Farne)
Order same	Polypodiales (Tüpfelfarnartige)	Polypodiales (Tüpfelfarnartige)
Family same	Dryopteridaceae	Dryopteridaceae
Genus same	Dryopteris	Dryopteris
Species	Dryopteris intermedia	Dryopteris carthusiana

Evolutionary Relationship

American Shield Fern and Dorniger Wurmfarn share a common ancestor at the Genus level: Dryopteris.

Conservation Status

American Shield Fern

NE — Not Evaluated

Dorniger Wurmfarn

LC — Least Concern

Physical Characteristics

Attribute	American Shield Fern	Dorniger Wurmfarn
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.

Dorniger Wurmfarn

Habitat

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

Range

Found across Europe (6 countries) and North America (Canada, United States).

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