California alder vs Lesser Siren

Alnus rhombifolia compared with Siren intermedia

Taxonomic Classification

Rank	California alder	Lesser Siren
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Amphibia (Amphibians)
Order	Fagales (Beeches & Oaks)	Caudata (Caudata)
Family	Betulaceae	Sirenidae
Genus	Alnus	Siren
Species	Alnus rhombifolia	Siren intermedia

Conservation Status

California alder

LC — Least Concern

Lesser Siren

LC — Least Concern

Physical Characteristics

Attribute	California alder	Lesser Siren
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

California alder

Habitat

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

Range

Found in Canada.

Lesser Siren

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Distributed across Belgium and Mexico.

California alder

The California alder (Alnus rhombifolia) 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.