Brook Alder vs Humble Pixie-Cup Lichen

Alnus maritima compared with Cladonia humilis

Key Differences

• Brook Alder is Endangered while Humble Pixie-Cup Lichen is Vulnerable.

Taxonomic Classification

Rank	Brook Alder	Humble Pixie-Cup Lichen
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Ascomycota (Sac Fungi)
Class	Magnoliopsida (Dicots)	Lecanoromycetes (Lecanoromycetes)
Order	Fagales (Beeches & Oaks)	Lecanorales (Lecanorales)
Family	Betulaceae	Cladoniaceae
Genus	Alnus	Cladonia
Species	Alnus maritima	Cladonia humilis

Conservation Status

Brook Alder

EN — Endangered

Humble Pixie-Cup Lichen

VU — Vulnerable

Physical Characteristics

Attribute	Brook Alder	Humble Pixie-Cup Lichen
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.

Humble Pixie-Cup Lichen

Habitat

Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil). Currently classified as Vulnerable 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.