Alpine Bladder-fern vs Bilberry Tortrix

Cystopteris alpina compared with Aphelia viburnana

Key Differences

• Alpine Bladder-fern is Near Threatened while Bilberry Tortrix is Least Concern.

Taxonomic Classification

Rank	Alpine Bladder-fern	Bilberry Tortrix
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Arthropoda (Arthropods)
Class	Polypodiopsida (Polypodiopsida)	Insecta (Insects)
Order	Polypodiales (Polypodiales)	Lepidoptera (Butterflies & Moths)
Family	Cystopteridaceae	Tortricidae
Genus	Cystopteris	Aphelia
Species	Cystopteris alpina	Aphelia viburnana

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Bilberry Tortrix

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	Bilberry Tortrix
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.

Bilberry Tortrix

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Bilberry Tortrix

The Bilberry Tortrix (Aphelia viburnana) is a species in the genus Aphelia. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden