California alder vs Spruce Tooth

Alnus rhombifolia compared with Phellodon violascens

Key Differences

• California alder is Least Concern while Spruce Tooth is Endangered.

Taxonomic Classification

Rank	California alder	Spruce Tooth
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Basidiomycota (Club Fungi)
Class	Magnoliopsida (Dicots)	Agaricomycetes (Mushrooms)
Order	Fagales (Beeches & Oaks)	Thelephorales (Thelephorales)
Family	Betulaceae	Thelephoraceae
Genus	Alnus	Phellodon
Species	Alnus rhombifolia	Phellodon violascens

Conservation Status

California alder

LC — Least Concern

Spruce Tooth

EN — Endangered

Physical Characteristics

Attribute	California alder	Spruce Tooth
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.

Spruce Tooth

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.