Andersson's arctic moss vs Notched Rustwort

Arctoa anderssonii compared with Marsupella emarginata

Key Differences

• Andersson's arctic moss is Endangered while Notched Rustwort is Extinct.

Taxonomic Classification

Rank	Andersson's arctic moss	Notched Rustwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Bryophyta	Marchantiophyta (liverwort)
Class	Bryopsida (Bryopsida)	Jungermanniopsida (Jungermanniopsida)
Order	Dicranales (Dicranales)	Jungermanniales (Jungermanniales)
Family	Rhabdoweisiaceae	Gymnomitriaceae
Genus	Arctoa	Marsupella
Species	Arctoa anderssonii	Marsupella emarginata

Evolutionary Relationship

Andersson's arctic moss and Notched Rustwort share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Andersson's arctic moss

EN — Endangered

Notched Rustwort

EX — Extinct

Physical Characteristics

Attribute	Andersson's arctic moss	Notched Rustwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andersson's arctic moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Notched Rustwort

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (United States), and South America (Colombia).

Andersson's arctic moss

The Andersson's arctic moss (Arctoa anderssonii) is a species in the genus Arctoa. It is currently classified as Endangered on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden