Black Willow vs Brook-Side Alder

Salix nigra compared with Alnus serrulata

Taxonomic Classification

Rank	Black Willow	Brook-Side Alder
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Malpighiales (Malpighiales)	Fagales (Beeches & Oaks)
Family	Salicaceae	Betulaceae
Genus	Salix	Alnus
Species	Salix nigra	Alnus serrulata

Evolutionary Relationship

Black Willow and Brook-Side Alder share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Black Willow

LC — Least Concern

Brook-Side Alder

LC — Least Concern

Physical Characteristics

Attribute	Black Willow	Brook-Side Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Willow

Habitat

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

Range

Distributed across Australia, Belgium, Brazil, Canada, and United States.

Brook-Side Alder

Habitat

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

Range

Distributed across Canada and United States.

Black Willow

The Black Willow (Salix nigra) is a species in the genus Salix. It is currently classified as Least Concern on the IUCN Red List. Distributed across Australia, Belgium, Brazil, Canada, and United States.

Brook-Side Alder

The Brook-Side Alder (Alnus serrulata) is a species in the genus Alnus. 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 2 countries:

🇨🇦 Canada 🇺🇸 United States