Gray Alder vs Japanese alder

Alnus incana compared with Alnus japonica

Taxonomic Classification

Rank	Gray Alder	Japanese alder
Kingdom same	Plantae (planta)	Plantae (planta)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Fagales (Beeches & Oaks)	Fagales (Beeches & Oaks)
Family same	Betulaceae	Betulaceae
Genus same	Alnus	Alnus
Species	Alnus incana	Alnus japonica

Evolutionary Relationship

Gray Alder and Japanese alder share a common ancestor at the Genus level: Alnus.

Conservation Status

Gray Alder

LC — Least Concern

Japanese alder

LC — Least Concern

Physical Characteristics

Attribute	Gray Alder	Japanese alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Alder

Habitat

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

Range

Widely distributed across Asia (Armenia), Europe (10 countries), and North America (United States).

Japanese alder

Habitat

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

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇳🇱 Netherlands 🇬🇧 United Kingdom