Alpine Rock-Cress vs Black Crystalwort

Arabis alpina compared with Riccia nigrella

Key Differences

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

Taxonomic Classification

Rank	Alpine Rock-Cress	Black Crystalwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Marchantiophyta (liverwort)
Class	Magnoliopsida (Dicots)	Marchantiopsida (Marchantiopsida)
Order	Brassicales (Brassicales)	Marchantiales (Marchantiales)
Family	Brassicaceae	Ricciaceae
Genus	Arabis	Riccia
Species	Arabis alpina	Riccia nigrella

Evolutionary Relationship

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

Conservation Status

Alpine Rock-Cress

LC — Least Concern

Black Crystalwort

NE — Not Evaluated

Physical Characteristics

Attribute	Alpine Rock-Cress	Black Crystalwort
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).

Black Crystalwort

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

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).

Black Crystalwort

The Black Crystalwort (Riccia nigrella) is a species in the genus Riccia. Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region. Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway