Alpine Rock-Cress vs Butterweed

Arabis alpina compared with Erigeron canadensis

Key Differences

• Alpine Rock-Cress is Least Concern while Butterweed is Not Evaluated.

Taxonomic Classification

Rank	Alpine Rock-Cress	Butterweed
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Brassicales (Brassicales)	Asterales (Daisies & Sunflowers)
Family	Brassicaceae	Asteraceae (Daisy Family)
Genus	Arabis	Erigeron
Species	Arabis alpina	Erigeron canadensis

Evolutionary Relationship

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

Conservation Status

Alpine Rock-Cress

LC — Least Concern

Butterweed

NE — Not Evaluated

Physical Characteristics

Attribute	Alpine Rock-Cress	Butterweed
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).

Butterweed

Habitat

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

Range

Widely distributed across Africa (9 countries), Asia (13 countries), Europe (20 countries), North America (5 countries), Oceania and the Pacific (Fiji, Micronesia, Papua New Guinea), and South America (5 countries).

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).

Butterweed

The Butterweed (Erigeron canadensis) is a species in the genus Erigeron. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇨🇿 Czech Republic 🇫🇷 France 🇳🇴 Norway 🇺🇸 United States