Alpine Bladder-fern vs Angelin

Cystopteris alpina compared with Andira inermis

Key Differences

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

Taxonomic Classification

Rank	Alpine Bladder-fern	Angelin
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Tracheophyta	Magnoliophyta (Flowering Plants)
Class	Polypodiopsida (Polypodiopsida)	Magnoliopsida (Dicots)
Order	Polypodiales (Polypodiales)	Fabales (Legumes & Allies)
Family	Cystopteridaceae	Fabaceae
Genus	Cystopteris	Andira
Species	Cystopteris alpina	Andira inermis

Evolutionary Relationship

Alpine Bladder-fern and Angelin share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Alpine Bladder-fern

NT — Near Threatened

Angelin

LC — Least Concern

Physical Characteristics

Attribute	Alpine Bladder-fern	Angelin
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.

Angelin

Habitat

Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands, among 4 distinct biome types spanning the Afrotropic and Palearctic and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Chad, Guinea), Asia (India, Singapore), North America (Cuba), and South America (Brazil, Colombia).

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.

Angelin

The Angelin (Andira inermis) is a species in the genus Andira. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands, among 4 distinct biome types spanning the Afrotropic and Palearctic and Indom.