Andersson's arctic moss vs Spiny Threadwort

Arctoa anderssonii compared with Cephaloziella spinigera

Key Differences

• Andersson's arctic moss is Endangered while Spiny Threadwort is Least Concern.

Taxonomic Classification

Rank	Andersson's arctic moss	Spiny Threadwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Bryophyta	Marchantiophyta (liverwort)
Class	Bryopsida (Bryopsida)	Jungermanniopsida (Jungermanniopsida)
Order	Dicranales (Dicranales)	Jungermanniales (Jungermanniales)
Family	Rhabdoweisiaceae	Cephaloziellaceae
Genus	Arctoa	Cephaloziella
Species	Arctoa anderssonii	Cephaloziella spinigera

Evolutionary Relationship

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

Conservation Status

Andersson's arctic moss

EN — Endangered

Spiny Threadwort

LC — Least Concern

Physical Characteristics

Attribute	Andersson's arctic moss	Spiny Threadwort
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.

Spiny Threadwort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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