Castor vs Pygmy Brittlestem

Ricinus communis compared with Psathyrella pygmaea

Key Differences

• Castor is Not Evaluated while Pygmy Brittlestem is Least Concern.

Taxonomic Classification

Rank	Castor	Pygmy Brittlestem
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Basidiomycota (Club Fungi)
Class	Magnoliopsida (Dicots)	Agaricomycetes (Mushrooms)
Order	Malpighiales (Malpighiales)	Agaricales (Gilled Mushrooms)
Family	Euphorbiaceae	Psathyrellaceae
Genus	Ricinus	Psathyrella
Species	Ricinus communis	Psathyrella pygmaea

Conservation Status

Castor

NE — Not Evaluated

Pygmy Brittlestem

LC — Least Concern

Physical Characteristics

Attribute	Castor	Pygmy Brittlestem
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).

Pygmy Brittlestem

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Brazil, Denmark, Norway, and Sweden.

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 🇧🇷 Brazil 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden