Alpine Rock-Cress vs Linear Leaf Water Primrose

Arabis alpina compared with Ludwigia hyssopifolia

Taxonomic Classification

Rank	Alpine Rock-Cress	Linear Leaf Water Primrose
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	Ludwigia
Species	Arabis alpina	Ludwigia hyssopifolia

Evolutionary Relationship

Alpine Rock-Cress and Linear Leaf Water Primrose share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Alpine Rock-Cress

LC — Least Concern

Linear Leaf Water Primrose

LC — Least Concern

Physical Characteristics

Attribute	Alpine Rock-Cress	Linear Leaf Water Primrose
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).

Linear Leaf Water Primrose

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and deserts and xeric shrublands spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Congo (DRC), Guinea, Seychelles), Asia (4 countries), North America (Guatemala, Honduras), Oceania and the Pacific (7 countries), and South America (Brazil, Colombia).

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).