Alpine Bladder-fern vs Blue star

Cystopteris alpina compared with Amsonia orientalis

Key Differences

• Alpine Bladder-fern is Near Threatened while Blue star is Critically Endangered.

Taxonomic Classification

Rank	Alpine Bladder-fern	Blue star
Kingdom same	Plantae (plante)	Plantae (plante)
Phylum	Tracheophyta	Magnoliophyta (Flowering Plants)
Class	Polypodiopsida (Filicopsida)	Magnoliopsida (Dicots)
Order	Polypodiales (Polypodiales)	Gentianales (Gentianales)
Family	Cystopteridaceae	Apocynaceae
Genus	Cystopteris	Amsonia
Species	Cystopteris alpina	Amsonia orientalis

Evolutionary Relationship

Alpine Bladder-fern and Blue star share a common ancestor at the Kingdom level: Plantae. (plante)

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Blue star

CR — Critically Endangered

Physical Characteristics

Attribute	Alpine Bladder-fern	Blue star
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.

Blue star

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.

Blue star

The Blue star (Amsonia orientalis) is a species in the genus Amsonia. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.