Castor vs Siamweed

Ricinus communis compared with Chromolaena odorata

Key Differences

• Castor is Not Evaluated while Siamweed is Least Concern.

Taxonomic Classification

Rank	Castor	Siamweed
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	Chromolaena
Species	Ricinus communis	Chromolaena odorata

Evolutionary Relationship

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

Conservation Status

Castor

NE — Not Evaluated

Siamweed

LC — Least Concern

Physical Characteristics

Attribute	Castor	Siamweed
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).

Siamweed

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 5 distinct biome types spanning the Afrotropic and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (27 countries), Asia (17 countries), Europe (6 countries), North America (5 countries), Oceania and the Pacific (5 countries), and South America (Brazil, Colombia, Guyana).

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 44 countries:

🇦🇴 Angola 🇦🇺 Australia 🇧🇪 Belgium 🇧🇯 Benin 🇧🇷 Brazil 🇰🇭 Cambodia 🇨🇫 Central African Republic 🇹🇩 Chad 🇨🇳 China 🇨🇴 Colombia 🇰🇲 Comoros 🇨🇩 Congo (DRC) 🇨🇺 Cuba 🇸🇻 El Salvador 🇫🇷 France 🇬🇲 Gambia 🇬🇭 Ghana 🇬🇳 Guinea 🇬🇼 Guinea-Bissau 🇬🇾 Guyana 🇭🇳 Honduras 🇮🇳 India 🇮🇩 Indonesia 🇲🇬 Madagascar 🇲🇾 Malaysia 🇲🇭 Marshall Islands 🇫🇲 Micronesia 🇳🇵 Nepal 🇳🇱 Netherlands 🇳🇴 Norway 🇵🇼 Palau 🇵🇬 Papua New Guinea 🇵🇭 Philippines 🇸🇬 Singapore 🇿🇦 South Africa 🇸🇪 Sweden 🇹🇼 Taiwan 🇹🇱 Timor-Leste 🇹🇬 Togo 🇺🇬 Uganda 🇬🇧 United Kingdom 🇺🇸 United States 🇻🇳 Vietnam 🇿🇼 Zimbabwe