Cascade Fir vs limestone fern

Abies amabilis compared with Gymnocarpium robertianum

Key Differences

• Cascade Fir is Least Concern while limestone fern is Critically Endangered.

Taxonomic Classification

Rank	Cascade Fir	limestone fern
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Coniferophyta (Conifers)	Tracheophyta
Class	Pinopsida (Conifers)	Polypodiopsida (Polypodiopsida)
Order	Pinales (Pines & Allies)	Polypodiales (Polypodiales)
Family	Pinaceae (Pine Family)	Cystopteridaceae
Genus	Abies	Gymnocarpium
Species	Abies amabilis	Gymnocarpium robertianum

Evolutionary Relationship

Cascade Fir and limestone fern share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Cascade Fir

LC — Least Concern

limestone fern

CR — Critically Endangered

Physical Characteristics

Attribute	Cascade Fir	limestone fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cascade Fir

Habitat

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

Range

Distributed across Canada, Norway, and Sweden.

limestone fern

Habitat

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

Range

Distributed across Belgium, Canada, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Cascade Fir

The Cascade Fir (Abies amabilis) is a species in the genus Abies. It is currently classified as Least Concern on the IUCN Red List. Typically found in temperate and boreal forests, often at higher elevations.

Shared Countries

Both species can be found in 3 countries:

🇨🇦 Canada 🇳🇴 Norway 🇸🇪 Sweden