Alpine Rock-Cress vs square-stemmed willowherb

Arabis alpina compared with Epilobium tetragonum

Taxonomic Classification

Rank	Alpine Rock-Cress	square-stemmed willowherb
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Brassicales (Brassicales)	Myrtales (Myrtales)
Family	Brassicaceae	Onagraceae
Genus	Arabis	Epilobium
Species	Arabis alpina	Epilobium tetragonum

Evolutionary Relationship

Alpine Rock-Cress and square-stemmed willowherb share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Alpine Rock-Cress

LC — Least Concern

square-stemmed willowherb

LC — Least Concern

Physical Characteristics

Attribute	Alpine Rock-Cress	square-stemmed willowherb
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).

square-stemmed willowherb

Habitat

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

Range

Widely distributed across Europe (8 countries), North America (Canada), and Oceania and the Pacific (Australia).

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).

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden