Alpine Rock-Cress vs Alpine Silk-moss

Arabis alpina compared with Plagiothecium platyphyllum

Key Differences

• Alpine Rock-Cress is Least Concern while Alpine Silk-moss is Near Threatened.

Taxonomic Classification

Rank	Alpine Rock-Cress	Alpine Silk-moss
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Bryophyta
Class	Magnoliopsida (Dicots)	Bryopsida (Bryopsida)
Order	Brassicales (Brassicales)	Hypnales (Hypnales)
Family	Brassicaceae	Plagiotheciaceae
Genus	Arabis	Plagiothecium
Species	Arabis alpina	Plagiothecium platyphyllum

Evolutionary Relationship

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

Conservation Status

Alpine Rock-Cress

LC — Least Concern

Alpine Silk-moss

NT — Near Threatened

Physical Characteristics

Attribute	Alpine Rock-Cress	Alpine Silk-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).

Alpine Silk-moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Luxembourg, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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).

Alpine Silk-moss

The Alpine Silk-moss (Plagiothecium platyphyllum) is a species in the genus Plagiothecium. It is currently classified as Near Threatened on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region. Distributed across Luxembourg, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden