Arctic dwarf birch vs Castor

Betula nana compared with Ricinus communis

Key Differences

• Arctic dwarf birch is Least Concern while Castor is Not Evaluated.

Taxonomic Classification

Rank	Arctic dwarf birch	Castor
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (พืชใบเลี้ยงคู่)	Magnoliopsida (พืชใบเลี้ยงคู่)
Order	Fagales (อันดับก่อ)	Malpighiales (อันดับโนรา)
Family	Betulaceae	Euphorbiaceae
Genus	Betula	Ricinus
Species	Betula nana	Ricinus communis

Evolutionary Relationship

Arctic dwarf birch and Castor share a common ancestor at the Class level: Magnoliopsida. (พืชใบเลี้ยงคู่)

Conservation Status

Arctic dwarf birch

LC — Least Concern

Castor

NE — Not Evaluated

Physical Characteristics

Attribute	Arctic dwarf birch	Castor
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic dwarf birch

Habitat

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

Range

Found across Europe (8 countries).

Castor

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (33 countries), Asia (26 countries), Europe (23 countries), North America (15 countries), Oceania and the Pacific (14 countries), and South America (12 countries).

Arctic dwarf birch

The Arctic dwarf birch (Betula nana) is a species in the genus Betula. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Castor

The Castor (Ricinus communis) is a species in the genus Ricinus. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 7 distinct biome types. Populations are also found in montane and hi

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇸🇪 Sweden 🇬🇧 United Kingdom