Aspen Bracket vs California alder

Phellinus tremulae compared with Alnus rhombifolia

Key Differences

• Aspen Bracket is Vulnerable while California alder is Least Concern.

Taxonomic Classification

Rank	Aspen Bracket	California alder
Kingdom	Fungi (Fungi)	Plantae (Plants)
Phylum	Basidiomycota (Club Fungi)	Magnoliophyta (Flowering Plants)
Class	Agaricomycetes (Mushrooms)	Magnoliopsida (Dicots)
Order	Hymenochaetales (Hymenochaetales)	Fagales (Beeches & Oaks)
Family	Hymenochaetaceae	Betulaceae
Genus	Phellinus	Alnus
Species	Phellinus tremulae	Alnus rhombifolia

Conservation Status

Aspen Bracket

VU — Vulnerable

California alder

LC — Least Concern

Physical Characteristics

Attribute	Aspen Bracket	California alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aspen Bracket

Habitat

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

Range

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

California alder

Habitat

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

Range

Found in Canada.

Aspen Bracket

The Aspen Bracket (Phellinus tremulae) is a species in the genus Phellinus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems. Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable 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.