Adder'S Fern vs American Wall Fern

Polypodium vulgare compared with Polypodium virginianum

Key Differences

• Adder'S Fern is Least Concern while American Wall Fern is Not Evaluated.

Taxonomic Classification

Rank	Adder'S Fern	American Wall Fern
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Tracheophyta	Tracheophyta
Class same	Polypodiopsida (Polypodiopsida)	Polypodiopsida (Polypodiopsida)
Order same	Polypodiales (Polypodiales)	Polypodiales (Polypodiales)
Family same	Polypodiaceae	Polypodiaceae
Genus same	Polypodium	Polypodium
Species	Polypodium vulgare	Polypodium virginianum

Evolutionary Relationship

Adder'S Fern and American Wall Fern share a common ancestor at the Genus level: Polypodium.

Conservation Status

Adder'S Fern

LC — Least Concern

American Wall Fern

NE — Not Evaluated

Physical Characteristics

Attribute	Adder'S Fern	American Wall Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adder'S Fern

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

American Wall Fern

Habitat

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

Range

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

Adder'S Fern

The Adder'S Fern (Polypodium vulgare) is a species in the genus Polypodium. It is currently classified as Least Concern on the IUCN Red List. This species inhabits Typically found in moist, shaded forest floors and tropical canopies, found across Belgium, Denmark, Finland, Iceland, and Norway.

American Wall Fern

The American Wall Fern (Polypodium virginianum) is a species in the genus Polypodium. Typically found in moist, shaded forest floors and tropical canopies.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇺🇸 United States