Eaton's shield fern vs soft shield-fern

Polystichum scopulinum compared with Polystichum setiferum

Key Differences

• Eaton's shield fern is Extinct while soft shield-fern is Near Threatened.

Taxonomic Classification

Rank	Eaton's shield fern	soft shield-fern
Kingdom same	Plantae (thực vật)	Plantae (thực vật)
Phylum same	Tracheophyta	Tracheophyta
Class same	Polypodiopsida (Lớp Dương xỉ)	Polypodiopsida (Lớp Dương xỉ)
Order same	Polypodiales (Bộ Dương xỉ)	Polypodiales (Bộ Dương xỉ)
Family same	Dryopteridaceae	Dryopteridaceae
Genus same	Polystichum	Polystichum
Species	Polystichum scopulinum	Polystichum setiferum

Evolutionary Relationship

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

Conservation Status

Eaton's shield fern

EX — Extinct

soft shield-fern

NT — Near Threatened

Physical Characteristics

Attribute	Eaton's shield fern	soft shield-fern
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.

soft shield-fern

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.