Big Pine Key Prickly-pear vs Castor

Opuntia triacantha compared with Ricinus communis

Key Differences

• Big Pine Key Prickly-pear is Near Threatened while Castor is Not Evaluated.

Taxonomic Classification

Rank	Big Pine Key Prickly-pear	Castor
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Caryophyllales (Caryophyllales)	Malpighiales (Malpighiales)
Family	Cactaceae	Euphorbiaceae
Genus	Opuntia	Ricinus
Species	Opuntia triacantha	Ricinus communis

Evolutionary Relationship

Big Pine Key Prickly-pear and Castor share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Big Pine Key Prickly-pear

NT — Near Threatened

Castor

NE — Not Evaluated

Physical Characteristics

Attribute	Big Pine Key Prickly-pear	Castor
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Pine Key Prickly-pear

Habitat

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

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).

Big Pine Key Prickly-pear

The Big Pine Key Prickly-pear (Opuntia triacantha) is a species in the genus Opuntia. It is currently classified as Near Threatened 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