Bitter-Ash vs Brook Alder

Euonymus atropurpureus compared with Alnus maritima

Key Differences

• Bitter-Ash is Least Concern while Brook Alder is Endangered.

Taxonomic Classification

Rank	Bitter-Ash	Brook Alder
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Celastrales (Celastrales)	Fagales (Beeches & Oaks)
Family	Celastraceae	Betulaceae
Genus	Euonymus	Alnus
Species	Euonymus atropurpureus	Alnus maritima

Evolutionary Relationship

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

Conservation Status

Bitter-Ash

LC — Least Concern

Brook Alder

EN — Endangered

Physical Characteristics

Attribute	Bitter-Ash	Brook Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter-Ash

Habitat

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

Range

Distributed across Canada and United States.

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.

Bitter-Ash

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

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.