Arizona alder vs Bladder Fern

Alnus oblongifolia compared with Cystopteris fragilis

Key Differences

• Arizona alder is Least Concern while Bladder Fern is Not Evaluated.

Taxonomic Classification

Rank	Arizona alder	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 oblongifolia	Cystopteris fragilis

Evolutionary Relationship

Arizona alder and Bladder Fern share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Arizona alder

LC — Least Concern

Bladder Fern

NE — Not Evaluated

Physical Characteristics

Attribute	Arizona alder	Bladder Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arizona alder

Habitat

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

Bladder Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (Canada, United States), and South America (Colombia).

Arizona alder

The Arizona alder, Alnus oblongifolia, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Bladder Fern

The Bladder Fern (Cystopteris fragilis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.