Alder vs Alpine Bladder-fern

Alnus glutinosa compared with Cystopteris alpina

Key Differences

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

Taxonomic Classification

Rank	Alder	Alpine Bladder-fern
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Tracheophyta
Class	Magnoliopsida (Dicots)	Polypodiopsida (Polypodiopsida)
Order	Fagales (Beeches & Oaks)	Polypodiales (Polypodiales)
Family	Betulaceae	Cystopteridaceae
Genus	Alnus	Cystopteris
Species	Alnus glutinosa	Cystopteris alpina

Evolutionary Relationship

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

Conservation Status

Alder

LC — Least Concern

Alpine Bladder-fern

NT — Near Threatened

Physical Characteristics

Attribute	Alder	Alpine Bladder-fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (India, Japan), Europe (6 countries), North America (Canada, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Chile).

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.

Alder

The Alder (Alnus glutinosa) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. 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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden