Black-Widow vs Castor

Geranium phaeum compared with Ricinus communis

Taxonomic Classification

Rank	Black-Widow	Castor
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Geraniales (Geraniales)	Malpighiales (Malpighiales)
Family	Geraniaceae	Euphorbiaceae
Genus	Geranium	Ricinus
Species	Geranium phaeum	Ricinus communis

Evolutionary Relationship

Black-Widow and Castor share a common ancestor at the Class level: Magnoliopsida. (Dicots)

View Class: Magnoliopsida

Conservation Status

Black-Widow

NE — Not Evaluated

Castor

NE — Not Evaluated

Physical Characteristics

Attribute	Black-Widow	Castor
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Widow

Habitat

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

Range

Found across Europe (11 countries) and North America (United States).

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).

Black-Widow

The Black-Widow (Geranium phaeum) is a species in the genus Geranium. Found across Europe (11 countries) and North America (United States).

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