Brook Alder vs Field Earthstar

Alnus maritima compared with Geastrum campestre

Key Differences

Brook Alder is Endangered while Field Earthstar is Critically Endangered.

Taxonomic Classification

Rank	Brook Alder	Field Earthstar
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Basidiomycota (Club Fungi)
Class	Magnoliopsida (Dicots)	Agaricomycetes (Mushrooms)
Order	Fagales (Beeches & Oaks)	Geastrales (Geastrales)
Family	Betulaceae	Geastraceae
Genus	Alnus	Geastrum
Species	Alnus maritima	Geastrum campestre

Conservation Status

Brook Alder

EN — Endangered

Field Earthstar

CR — Critically Endangered

Physical Characteristics

Attribute	Brook Alder	Field Earthstar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Alder

Habitat

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

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Field Earthstar

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brook Alder

The Brook Alder (Alnus maritima) is a species in the genus Alnus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.