Eaton's shield fern vs Borstiger Schildfarn

Polystichum scopulinum compared with Polystichum setiferum

Key Differences

• Eaton's shield fern is Extinct while Borstiger Schildfarn is Near Threatened.

Taxonomic Classification

Rank	Eaton's shield fern	Borstiger Schildfarn
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	Polystichum	Polystichum
Species	Polystichum scopulinum	Polystichum setiferum

Evolutionary Relationship

Eaton's shield fern and Borstiger Schildfarn share a common ancestor at the Genus level: Polystichum.

Conservation Status

Eaton's shield fern

EX — Extinct

Borstiger Schildfarn

NT — Near Threatened

Physical Characteristics

Attribute	Eaton's shield fern	Borstiger Schildfarn
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eaton's shield fern

Habitat

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

Range

Found in Canada.

Borstiger Schildfarn

Habitat

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

Range

Found across Europe (5 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.