Colchicum Smut vs Fly Agaric

Urocystis colchici compared with Amanita muscaria

Key Differences

• Colchicum Smut is Not Evaluated while Fly Agaric is Least Concern.

Taxonomic Classification

Rank	Colchicum Smut	Fly Agaric
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class	Ustilaginomycetes (Ustilaginomycetes)	Agaricomycetes (Mushrooms)
Order	Urocystidales (Urocystidales)	Agaricales (Gilled Mushrooms)
Family	Urocystidaceae	Agaricaceae (Agarics)
Genus	Urocystis	Amanita (Amanitas)
Species	Urocystis colchici	Amanita muscaria

Evolutionary Relationship

Colchicum Smut and Fly Agaric share a common ancestor at the Phylum level: Basidiomycota. (Club Fungi)

Conservation Status

Colchicum Smut

NE — Not Evaluated

Fly Agaric

LC — Least Concern

Trend: Stable →

Physical Characteristics

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

Habitat & Geographic Range

Colchicum Smut

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Denmark.

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).

Colchicum Smut

<em>Urocystis colchici</em>, known as Colchicum Smut, is a smut fungus in the order Urocystidales, family Urocystidaceae. This pathogen is associated with plants in the genus <em>Colchicum</em> and has been recorded in Denmark, with a likely broader presence in European ecosystems. Smut fungi in the genus <em>Urocystis</em> are obligate plant parasites that typically infect host plant tissues, often producing dark masses of teliospores that replace normal plant structures such as leaves, stems, or seeds. <em>Urocystis colchici</em> has not been evaluated under the IUCN Red List, and its conservation status is unknown. The species' impact on host <em>Colchicum</em> plants within its European range has not been extensively quantified. Population estimates and trend data are absent. Biological traits including reproductive cycles and spore dispersal mechanisms broadly follow those of other <em>Urocystis</em> species, but specific data for <em>Urocystis colchici</em> are not documented in available records. Biological traits of this species remain poorly documented in the scientific literature.

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 1 countries:

🇩🇰 Denmark