Alpine Rock-Cress vs Spreading-leaved Beardless-moss

Arabis alpina compared with Weissia squarrosa

Key Differences

Alpine Rock-Cress is Least Concern while Spreading-leaved Beardless-moss is Critically Endangered.

Taxonomic Classification

Rank	Alpine Rock-Cress	Spreading-leaved Beardless-moss
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Bryophyta
Class	Magnoliopsida (Dicots)	Bryopsida (Bryopsida)
Order	Brassicales (Brassicales)	Pottiales (Pottiales)
Family	Brassicaceae	Pottiaceae
Genus	Arabis	Weissia
Species	Arabis alpina	Weissia squarrosa

Evolutionary Relationship

Alpine Rock-Cress and Spreading-leaved Beardless-moss share a common ancestor at the Kingdom level: Plantae. (Plants)

View Kingdom: Plantae

Conservation Status

Alpine Rock-Cress

LC — Least Concern

Spreading-leaved Beardless-moss

CR — Critically Endangered

Physical Characteristics

Attribute	Alpine Rock-Cress	Spreading-leaved Beardless-moss
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alpine Rock-Cress

Habitat

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

Range

Widely distributed across Europe (10 countries), North America (Canada, United States), and South America (Argentina).

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.

Alpine Rock-Cress

The Alpine Rock-Cress (Arabis alpina) is a species in the genus Arabis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions. Widely distributed across Europe (10 countries), North America (Canada, United States), and South America (Argentina).