Andersson's arctic moss vs Spreading-leaved Beardless-moss

Arctoa anderssonii compared with Weissia squarrosa

Key Differences

• Andersson's arctic moss is Endangered while Spreading-leaved Beardless-moss is Critically Endangered.

Taxonomic Classification

Rank	Andersson's arctic moss	Spreading-leaved Beardless-moss
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Bryophyta	Bryophyta
Class same	Bryopsida (Bryopsida)	Bryopsida (Bryopsida)
Order	Dicranales (Dicranales)	Pottiales (Pottiales)
Family	Rhabdoweisiaceae	Pottiaceae
Genus	Arctoa	Weissia
Species	Arctoa anderssonii	Weissia squarrosa

Evolutionary Relationship

Andersson's arctic moss and Spreading-leaved Beardless-moss share a common ancestor at the Class level: Bryopsida. (Bryopsida)

Conservation Status

Andersson's arctic moss

EN — Endangered

Spreading-leaved Beardless-moss

CR — Critically Endangered

Physical Characteristics

Attribute	Andersson's arctic moss	Spreading-leaved Beardless-moss
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.

Spreading-leaved Beardless-moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

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