Brook Alder vs Purple Dead-Nettle

Alnus maritima compared with Lamium purpureum

Key Differences

• Brook Alder is Endangered while Purple Dead-Nettle is Least Concern.

Taxonomic Classification

Rank	Brook Alder	Purple Dead-Nettle
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Lamiales (Lamiales)
Family	Betulaceae	Lamiaceae
Genus	Alnus	Lamium
Species	Alnus maritima	Lamium purpureum

Evolutionary Relationship

Brook Alder and Purple Dead-Nettle share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Brook Alder

EN — Endangered

Purple Dead-Nettle

LC — Least Concern

Physical Characteristics

Attribute	Brook Alder	Purple Dead-Nettle
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.

Purple Dead-Nettle

Habitat

Inhabits temperate broadleaf and mixed forests within the Palearctic biogeographic realm.

Range

Widely distributed across Asia (Georgia, South Korea, Taiwan), Europe (19 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Chile).

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 4 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇬🇧 United Kingdom