Brook Alder vs Sour orange

Alnus maritima compared with Citrus aurantium

Key Differences

• Brook Alder is Endangered while Sour orange is Not Evaluated.

Taxonomic Classification

Rank	Brook Alder	Sour orange
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Sapindales (Sapindales)
Family	Betulaceae	Rutaceae
Genus	Alnus	Citrus
Species	Alnus maritima	Citrus aurantium

Evolutionary Relationship

Brook Alder and Sour orange share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Brook Alder

EN — Endangered

Sour orange

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Alder	Sour orange
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.

Sour orange

Habitat

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

Range

Widely distributed across Africa (12 countries), Asia (5 countries), Europe (9 countries), North America (5 countries), Oceania and the Pacific (4 countries), and South America (Argentina, Brazil, Colombia).

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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇫🇷 France 🇬🇧 United Kingdom