Castor vs spurred threadwort

Ricinus communis compared with Cephaloziella elachista

Key Differences

• Castor is Not Evaluated while spurred threadwort is Endangered.

Taxonomic Classification

Rank	Castor	spurred threadwort
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum	Magnoliophyta (Flowering Plants)	Marchantiophyta (liverwort)
Class	Magnoliopsida (Dicots)	Jungermanniopsida (Jungermanniopsida)
Order	Malpighiales (Malpighiales)	Jungermanniales (Jungermanniales)
Family	Euphorbiaceae	Cephaloziellaceae
Genus	Ricinus	Cephaloziella
Species	Ricinus communis	Cephaloziella elachista

Evolutionary Relationship

Castor and spurred threadwort share a common ancestor at the Kingdom level: Plantae. (Plants)

Conservation Status

Castor

NE — Not Evaluated

spurred threadwort

EN — Endangered

Physical Characteristics

Attribute	Castor	spurred threadwort
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).

spurred threadwort

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States