Brook Alder vs square-stemmed willowherb

Alnus maritima compared with Epilobium tetragonum

Key Differences

• Brook Alder is Endangered while square-stemmed willowherb is Least Concern.

Taxonomic Classification

Rank	Brook Alder	square-stemmed willowherb
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Myrtales (Myrtales)
Family	Betulaceae	Onagraceae
Genus	Alnus	Epilobium
Species	Alnus maritima	Epilobium tetragonum

Evolutionary Relationship

Brook Alder and square-stemmed willowherb share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Brook Alder

EN — Endangered

square-stemmed willowherb

LC — Least Concern

Physical Characteristics

Attribute	Brook Alder	square-stemmed willowherb
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.

square-stemmed willowherb

Habitat

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

Range

Widely distributed across Europe (8 countries), North America (Canada), and Oceania and the Pacific (Australia).

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.

Shared Countries

Both species can be found in 1 countries:

🇧🇪 Belgium