Alpine Bladder-fern vs Brittle Bladderfern

Cystopteris alpina compared with Cystopteris tenuis

Key Differences

• Alpine Bladder-fern is Near Threatened while Brittle Bladderfern is Not Evaluated.

Taxonomic Classification

Rank	Alpine Bladder-fern	Brittle Bladderfern
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Tracheophyta	Tracheophyta
Class same	Polypodiopsida (Polypodiopsida)	Polypodiopsida (Polypodiopsida)
Order same	Polypodiales (Polypodiales)	Polypodiales (Polypodiales)
Family same	Cystopteridaceae	Cystopteridaceae
Genus same	Cystopteris	Cystopteris
Species	Cystopteris alpina	Cystopteris tenuis

Evolutionary Relationship

Alpine Bladder-fern and Brittle Bladderfern share a common ancestor at the Genus level: Cystopteris.

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Brittle Bladderfern

NE — Not Evaluated

Physical Characteristics

Attribute	Alpine Bladder-fern	Brittle Bladderfern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Bladder-fern

Habitat

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

Range

Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Brittle Bladderfern

Habitat

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

Range

Distributed across Canada and United States.

Alpine Bladder-fern

The Alpine Bladder-fern (Cystopteris alpina) is a species in the genus Cystopteris. It is currently classified as Near Threatened on the IUCN Red List. Typically found in moist, shaded forest floors and tropical canopies. Distributed across Norway and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Brittle Bladderfern

The Brittle Bladderfern (Cystopteris tenuis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.