American Mountain Ash vs Cascade Mountain-Ash

Sorbus americana compared with Sorbus scopulina

Taxonomic Classification

Rank	American Mountain Ash	Cascade Mountain-Ash
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Rosales (Roses & Allies)	Rosales (Roses & Allies)
Family same	Rosaceae (Rose Family)	Rosaceae (Rose Family)
Genus same	Sorbus	Sorbus
Species	Sorbus americana	Sorbus scopulina

Evolutionary Relationship

American Mountain Ash and Cascade Mountain-Ash share a common ancestor at the Genus level: Sorbus.

Conservation Status

American Mountain Ash

LC — Least Concern

Cascade Mountain-Ash

LC — Least Concern

Physical Characteristics

Attribute	American Mountain Ash	Cascade Mountain-Ash
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Mountain Ash

Habitat

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

Range

Distributed across Canada, France, Norway, and United States.

Cascade Mountain-Ash

Habitat

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

Range

Distributed across Canada, Norway, and United States.

American Mountain Ash

The American Mountain Ash (Sorbus americana) is a species in the genus Sorbus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Cascade Mountain-Ash

The Cascade Mountain-ash (Sorbus scopulina) is a species in the genus Sorbus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 3 countries:

🇨🇦 Canada 🇳🇴 Norway 🇺🇸 United States