Castor vs Feather-head knapweed

Ricinus communis compared with Centaurea trichocephala

Taxonomic Classification

Rank	Castor	Feather-head knapweed
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Malpighiales (Malpighiales)	Asterales (Daisies & Sunflowers)
Family	Euphorbiaceae	Asteraceae (Daisy Family)
Genus	Ricinus	Centaurea
Species	Ricinus communis	Centaurea trichocephala

Evolutionary Relationship

Castor and Feather-head knapweed share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Castor

NE — Not Evaluated

Feather-head knapweed

NE — Not Evaluated

Physical Characteristics

Attribute	Castor	Feather-head knapweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).

Feather-head knapweed

Habitat

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

Range

Distributed across France, Sweden, and 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

Shared Countries

Both species can be found in 3 countries:

🇫🇷 France 🇸🇪 Sweden 🇺🇸 United States