birthwort vs Castor

Aristolochia clematitis compared with Ricinus communis

Key Differences

• birthwort is Near Threatened while Castor is Not Evaluated.

Taxonomic Classification

Rank	birthwort	Castor
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Piperales (Piperales)	Malpighiales (Malpighiales)
Family	Aristolochiaceae	Euphorbiaceae
Genus	Aristolochia	Ricinus
Species	Aristolochia clematitis	Ricinus communis

Evolutionary Relationship

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

Conservation Status

birthwort

NT — Near Threatened

Castor

NE — Not Evaluated

Physical Characteristics

Attribute	birthwort	Castor
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

birthwort

Habitat

Found across multiple habitat types including temperate coniferous forests, flooded grasslands and savannas, and Mediterranean forests and woodlands, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Algeria), Europe (13 countries), and North America (Canada, United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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).

birthwort

The Birthwort (Aristolochia clematitis) is a species in the genus Aristolochia. It is currently classified as Near Threatened on the IUCN Red List. Found across multiple habitat types including temperate coniferous forests, flooded grasslands and savannas, and Mediterranean forests and woodlands, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are al

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 12 countries:

🇩🇿 Algeria 🇧🇪 Belgium 🇧🇬 Bulgaria 🇩🇰 Denmark 🇪🇪 Estonia 🇫🇷 France 🇱🇹 Lithuania 🇳🇱 Netherlands 🇳🇴 Norway 🇸🇪 Sweden 🇬🇧 United Kingdom 🇺🇸 United States