Caesar's Amanita vs Siamweed

Amanita caesarea compared with Chromolaena odorata

Taxonomic Classification

Rank	Caesar's Amanita	Siamweed
Kingdom	Fungi (Fungi)	Plantae (Plants)
Phylum	Basidiomycota (Club Fungi)	Magnoliophyta (Flowering Plants)
Class	Agaricomycetes (Mushrooms)	Magnoliopsida (Dicots)
Order	Agaricales (Gilled Mushrooms)	Asterales (Daisies & Sunflowers)
Family	Agaricaceae (Agarics)	Asteraceae (Daisy Family)
Genus	Amanita (Amanitas)	Chromolaena
Species	Amanita caesarea	Chromolaena odorata

Conservation Status

Caesar's Amanita

LC — Least Concern

Siamweed

LC — Least Concern

Physical Characteristics

Attribute	Caesar's Amanita	Siamweed
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.

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).

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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇹🇼 Taiwan 🇺🇸 United States