Brook Alder vs Pacific Mountain-Ash

Alnus maritima compared with Sorbus sitchensis

Key Differences

• Brook Alder is Endangered while Pacific Mountain-Ash is Least Concern.

Taxonomic Classification

Rank	Brook Alder	Pacific Mountain-Ash
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Rosales (Roses & Allies)
Family	Betulaceae	Rosaceae (Rose Family)
Genus	Alnus	Sorbus
Species	Alnus maritima	Sorbus sitchensis

Evolutionary Relationship

Brook Alder and Pacific Mountain-Ash share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Brook Alder

EN — Endangered

Pacific Mountain-Ash

LC — Least Concern

Physical Characteristics

Attribute	Brook Alder	Pacific Mountain-Ash
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Alder

Habitat

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

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Pacific Mountain-Ash

Habitat

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

Range

Found in United States.

Brook Alder

The Brook Alder (Alnus maritima) is a species in the genus Alnus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.