Ash Dieback vs California alder

Hymenoscyphus fraxineus compared with Alnus rhombifolia

Key Differences

• Ash Dieback is Not Evaluated while California alder is Least Concern.

Taxonomic Classification

Rank	Ash Dieback	California alder
Kingdom	Fungi (Fungi)	Plantae (Plants)
Phylum	Ascomycota (Sac Fungi)	Magnoliophyta (Flowering Plants)
Class	Leotiomycetes (Leotiomycetes)	Magnoliopsida (Dicots)
Order	Helotiales (Helotiales)	Fagales (Beeches & Oaks)
Family	Helotiaceae	Betulaceae
Genus	Hymenoscyphus	Alnus
Species	Hymenoscyphus fraxineus	Alnus rhombifolia

Conservation Status

Ash Dieback

NE — Not Evaluated

California alder

LC — Least Concern

Physical Characteristics

Attribute	Ash Dieback	California alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ash Dieback

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (8 countries).

California alder

Habitat

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

Range

Found in Canada.

Ash Dieback

Ash dieback (Hymenoscyphus fraxineus) is a species in the genus Hymenoscyphus. Native to Europe, inhabiting ecosystems characteristic of the region.

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.