Brittle Bladderfern vs Catkin Yew

Cystopteris tenuis compared with Amentotaxus argotaenia

Key Differences

• Brittle Bladderfern is Not Evaluated while Catkin Yew is Near Threatened.

Taxonomic Classification

Rank	Brittle Bladderfern	Catkin Yew
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Tracheophyta	Coniferophyta (Conifers)
Class	Polypodiopsida (Polypodiopsida)	Pinopsida (Conifers)
Order	Polypodiales (Polypodiales)	Pinales (Pines & Allies)
Family	Cystopteridaceae	Taxaceae
Genus	Cystopteris	Amentotaxus
Species	Cystopteris tenuis	Amentotaxus argotaenia

Evolutionary Relationship

Brittle Bladderfern and Catkin Yew share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Brittle Bladderfern

NE — Not Evaluated

Catkin Yew

NT — Near Threatened

Physical Characteristics

Attribute	Brittle Bladderfern	Catkin Yew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brittle Bladderfern

Habitat

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

Range

Distributed across Canada and United States.

Catkin Yew

Habitat

Typically found in temperate and boreal forests, often at higher elevations.

Brittle Bladderfern

The Brittle Bladderfern (Cystopteris tenuis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.

Catkin Yew

The Catkin Yew (Amentotaxus argotaenia) is a species in the genus Amentotaxus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in temperate and boreal forests, often at higher elevations.