Brook Alder vs Oak-Leaf Hydrangea

Alnus maritima compared with Hydrangea quercifolia

Key Differences

• Brook Alder is Endangered while Oak-Leaf Hydrangea is Not Evaluated.

Taxonomic Classification

Rank	Brook Alder	Oak-Leaf Hydrangea
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Cornales (Cornales)
Family	Betulaceae	Hydrangeaceae
Genus	Alnus	Hydrangea
Species	Alnus maritima	Hydrangea quercifolia

Evolutionary Relationship

Brook Alder and Oak-Leaf Hydrangea share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Brook Alder

EN — Endangered

Oak-Leaf Hydrangea

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Alder	Oak-Leaf Hydrangea
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.

Oak-Leaf Hydrangea

Habitat

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

Range

Distributed across Brazil, Italy, and Norway.

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.