Caesar's Amanita vs Rootless Duckweed

Amanita caesarea compared with Wolffia arrhiza

Key Differences

Caesar's Amanita is Least Concern while Rootless Duckweed is Endangered.

Taxonomic Classification

Rank	Caesar's Amanita	Rootless Duckweed
Kingdom	Fungi (Fungi)	Plantae (Plants)
Phylum	Basidiomycota (Club Fungi)	Magnoliophyta (Flowering Plants)
Class	Agaricomycetes (Mushrooms)	Liliopsida (Monocots)
Order	Agaricales (Gilled Mushrooms)	Alismatales (Alismatales)
Family	Agaricaceae (Agarics)	Araceae
Genus	Amanita (Amanitas)	Wolffia
Species	Amanita caesarea	Wolffia arrhiza

Conservation Status

Caesar's Amanita

LC — Least Concern

Rootless Duckweed

EN — Endangered

Physical Characteristics

Attribute	Caesar's Amanita	Rootless Duckweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caesar's Amanita

Habitat

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

Range

Distributed across Belgium, Taiwan, and United States.

Rootless Duckweed

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests, among 4 distinct biome types spanning the Indomalayan and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan), Europe (10 countries), North America (Canada), and South America (Brazil). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Caesar's Amanita

The Caesar's Amanita (Amanita caesarea) is a species in the genus Amanita. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.