Brook Alder vs Curled Thistle

Alnus maritima compared with Carduus crispus

Key Differences

• Brook Alder is Endangered while Curled Thistle is Least Concern.

Taxonomic Classification

Rank	Brook Alder	Curled Thistle
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Fagales (Beeches & Oaks)	Asterales (Daisies & Sunflowers)
Family	Betulaceae	Asteraceae (Daisy Family)
Genus	Alnus	Carduus
Species	Alnus maritima	Carduus crispus

Evolutionary Relationship

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

Conservation Status

Brook Alder

EN — Endangered

Curled Thistle

LC — Least Concern

Physical Characteristics

Attribute	Brook Alder	Curled Thistle
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.

Curled Thistle

Habitat

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

Range

Widely distributed across Asia (Japan, North Korea), Europe (7 countries), and North America (Canada, United States).

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 1 countries:

🇧🇪 Belgium