Clustered Domecap vs Fly Agaric

Lyophyllum decastes compared with Amanita muscaria

Taxonomic Classification

Rank	Clustered Domecap	Fly Agaric
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Agaricales (Gilled Mushrooms)	Agaricales (Gilled Mushrooms)
Family	Lyophyllaceae	Agaricaceae (Agarics)
Genus	Lyophyllum	Amanita (Amanitas)
Species	Lyophyllum decastes	Amanita muscaria

Evolutionary Relationship

Clustered Domecap and Fly Agaric share a common ancestor at the Order level: Agaricales. (Gilled Mushrooms)

Conservation Status

Clustered Domecap

LC — Least Concern

Fly Agaric

LC — Least Concern

Trend: Stable →

Physical Characteristics

Attribute	Clustered Domecap	Fly Agaric
Diet	—	Decomposer
Average Lifespan	—	1 years
Average Length	—	20 cm
Average Weight	—	100 g

Habitat & Geographic Range

Clustered Domecap

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Brazil, Chile).

Fly Agaric

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), Oceania and the Pacific (New Zealand), and South America (Brazil, Chile, Colombia).

Clustered Domecap

Lyophyllum decastes, the clustered domecap or fried chicken mushroom, is a robust saprotrophic or possibly mycorrhizal basidiomycete in the family Lyophyllaceae that produces large, densely clustered fruiting bodies at the base of dead hardwoods, stumps, or from buried wood and woody debris. The caps are grey-brown to tan, broadly convex to domed, often with wavy margins in crowded clusters. Gills are white to pallid, crowded, and sinuate. It is distributed across the northern hemisphere in broadleaf and mixed forests. L. decastes is edible and considered a choice food mushroom in parts of Europe and Japan, where its firm texture and mild flavor have earned it the English nickname 'fried chicken mushroom.' However, definitive identification requires care, as it can be confused with toxic lookalikes. Molecular studies have revealed that the concept of L. decastes may encompass multiple species or a species complex. The species is classified as Least Concern by the IUCN and is commonly encountered in autumn in temperate woodlands, parks, and roadsides across its wide range.

Fly Agaric

Among the most iconic and recognizable fungi on Earth, fly agaric mushrooms display striking red caps with white flecked warts across boreal forests of the Northern Hemisphere. Despite their fairy-tale appearance, they contain potent psychoactive compounds including muscimol and ibotenic acid and are moderately toxic. They form critical mycorrhizal symbioses with birch, pine, and spruce trees, exchanging mineral nutrients for carbon and playing essential roles in boreal forest nutrient cycling.

Shared Countries

Both species can be found in 7 countries:

🇧🇷 Brazil 🇨🇱 Chile 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇺🇸 United States