arctic rustwort vs Brook-Side Alder

Marsupella arctica compared with Alnus serrulata

Key Differences

• arctic rustwort is Critically Endangered while Brook-Side Alder is Least Concern.

Taxonomic Classification

Rank	arctic rustwort	Brook-Side Alder
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Marchantiophyta (liverwort)	Magnoliophyta (Flowering Plants)
Class	Jungermanniopsida (Jungermanniopsida)	Magnoliopsida (Dicots)
Order	Jungermanniales (Jungermanniales)	Fagales (Beeches & Oaks)
Family	Gymnomitriaceae	Betulaceae
Genus	Marsupella	Alnus
Species	Marsupella arctica	Alnus serrulata

Evolutionary Relationship

arctic rustwort and Brook-Side Alder share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

arctic rustwort

CR — Critically Endangered

Brook-Side Alder

LC — Least Concern

Physical Characteristics

Attribute	arctic rustwort	Brook-Side Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arctic rustwort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brook-Side Alder

Habitat

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

Range

Distributed across Canada and United States.

arctic rustwort

The Arctic rustwort (Marsupella arctica) is a species in the genus Marsupella. It is currently classified as Critically Endangered on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

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.