Bladder Fern vs Bog Rosemary

Cystopteris fragilis compared with Andromeda polifolia

Key Differences

Bladder Fern is Not Evaluated while Bog Rosemary is Endangered.

Taxonomic Classification

Rank	Bladder Fern	Bog Rosemary
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Tracheophyta	Magnoliophyta (Flowering Plants)
Class	Polypodiopsida (Polypodiopsida)	Magnoliopsida (Dicots)
Order	Polypodiales (Polypodiales)	Ericales (Ericales)
Family	Cystopteridaceae	Ericaceae
Genus	Cystopteris	Andromeda
Species	Cystopteris fragilis	Andromeda polifolia

Evolutionary Relationship

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

View Kingdom: Plantae

Conservation Status

Bladder Fern

NE — Not Evaluated

Bog Rosemary

EN — Endangered

Physical Characteristics

Attribute	Bladder Fern	Bog Rosemary
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).

Bog Rosemary

Habitat

Inhabits boreal forests and taiga within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bladder Fern

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

The Bog Rosemary (Andromeda polifolia) is a species in the genus Andromeda. It is currently classified as Endangered on the IUCN Red List. Found across Europe (5 countries) and North America (United States).