Alpine Bladder-fern vs Broad-bordered Acraea

Cystopteris alpina compared with Acraea anemosa

Key Differences

• Alpine Bladder-fern is Near Threatened while Broad-bordered Acraea is Least Concern.

Taxonomic Classification

Rank	Alpine Bladder-fern	Broad-bordered Acraea
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Tracheophyta	Arthropoda (節足動物)
Class	Polypodiopsida (ウラボシ綱)	Insecta (昆虫)
Order	Polypodiales (ウラボシ目)	Lepidoptera (チョウ目)
Family	Cystopteridaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Cystopteris	Acraea
Species	Cystopteris alpina	Acraea anemosa

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Broad-bordered Acraea

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	Broad-bordered Acraea
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.

Broad-bordered Acraea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

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.

Broad-bordered Acraea

The Broad-bordered Acraea (Acraea anemosa) is a species in the genus Acraea. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.