Brimstone vs Brook-Side Alder

Gonepteryx rhamni compared with Alnus serrulata

Key Differences

• Brimstone is Near Threatened while Brook-Side Alder is Least Concern.

Taxonomic Classification

Rank	Brimstone	Brook-Side Alder
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Lepidoptera (Butterflies & Moths)	Fagales (Beeches & Oaks)
Family	Pieridae	Betulaceae
Genus	Gonepteryx	Alnus
Species	Gonepteryx rhamni	Alnus serrulata

Conservation Status

Brimstone

NT — Near Threatened

Brook-Side Alder

LC — Least Concern

Physical Characteristics

Attribute	Brimstone	Brook-Side Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brimstone

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (40 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Brook-Side Alder

Habitat

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

Range

Distributed across Canada and United States.

Brimstone

Brimstone (Gonepteryx rhamni) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Brook-Side Alder

The Brook-Side Alder (Alnus serrulata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.