Brook-Side Alder vs Dwarf nettle

Alnus serrulata compared with Urtica urens

Key Differences

• Brook-Side Alder is Least Concern while Dwarf nettle is Vulnerable.

Taxonomic Classification

Rank	Brook-Side Alder	Dwarf 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)	Rosales (Roses & Allies)
Family	Betulaceae	Urticaceae
Genus	Alnus	Urtica
Species	Alnus serrulata	Urtica urens

Evolutionary Relationship

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

Conservation Status

Brook-Side Alder

LC — Least Concern

Dwarf nettle

VU — Vulnerable

Physical Characteristics

Attribute	Brook-Side Alder	Dwarf nettle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook-Side Alder

Habitat

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

Range

Distributed across Canada and United States.

Dwarf nettle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Eswatini, Namibia, South Africa), Asia (Japan, Kyrgyzstan, Qatar), Europe (19 countries), North America (Canada, Cuba, United States), Oceania and the Pacific (Australia), and South America (7 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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