Brook Alder vs

Alnus maritima compared with Coccomyces coronatus

Key Differences

Brook Alder is Endangered while is Not Evaluated.

Taxonomic Classification

Rank	Brook Alder
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Magnoliopsida (Dicots)	Leotiomycetes (Leotiomycetes)
Order	Fagales (Beeches & Oaks)	Rhytismatales (Rhytismatales)
Family	Betulaceae	Rhytismataceae
Genus	Alnus	Coccomyces
Species	Alnus maritima	Coccomyces coronatus

Conservation Status

Brook Alder

EN — Endangered

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Alder
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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Coccomyces coronatus is a discomycete fungus in the family Rhytismataceae, a group of ascomycetes specialized in the colonization and decomposition of dead plant material, particularly fallen leaves and decaying vegetation in temperate woodland ecosystems. The genus Coccomyces encompasses numerous species that produce small, inconspicuous apothecia—the cup-shaped or disc-shaped sexual fruiting bodies characteristic of discomycetes—embedded in or erupting from the surfaces of decaying leaves and plant debris. Coccomyces coronatus has been documented from European temperate forests, where it colonizes the dead leaves of deciduous trees, contributing to the decomposition of leaf litter and the cycling of nutrients back into the soil ecosystem. The fruiting bodies are typically dark, disc-shaped, and minute, often requiring hand lens or microscopic examination to observe in detail. Like other rhytismatacean fungi, C. coronatus produces ascospores that are discharged from the asci within the apothecium and dispersed by air currents or water splash to colonize new substrate. The specific epithet 'coronatus' likely refers to a crown-like or crownate morphological feature of the fruiting body or spore apparatus. As a saprotrophic organism, this fungus plays an important functional role in forest floor decomposition, breaking down recalcitrant leaf material alongside bacteria, invertebrates, and other fungi. Its conservation status has not been evaluated by the IUCN.