Common Wintergreen vs Fly Agaric

Pyrola minor compared with Amanita muscaria

Key Differences

• Common Wintergreen is Critically Endangered while Fly Agaric is Least Concern.

Taxonomic Classification

Rank	Common Wintergreen	Fly Agaric
Kingdom	Plantae (Plants)	Fungi (Fungi)
Phylum	Magnoliophyta (Flowering Plants)	Basidiomycota (Club Fungi)
Class	Magnoliopsida (Dicots)	Agaricomycetes (Mushrooms)
Order	Ericales (Ericales)	Agaricales (Gilled Mushrooms)
Family	Ericaceae	Agaricaceae (Agarics)
Genus	Pyrola	Amanita (Amanitas)
Species	Pyrola minor	Amanita muscaria

Conservation Status

Common Wintergreen

CR — Critically Endangered

Fly Agaric

LC — Least Concern

Trend: Stable →

Physical Characteristics

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

Habitat & Geographic Range

Common Wintergreen

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (7 countries) and North America (Canada, United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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).

Common Wintergreen

<em>Pyrola minor</em>, commonly known as the common wintergreen or lesser wintergreen, is a small evergreen perennial herb in the family Ericaceae, listed as Critically Endangered on the IUCN Red List, reflecting severe and ongoing population declines driven primarily by habitat loss, succession of open woodland habitats, and changes in land management practices across its native range. The species occurs in Europe and North America, typically growing in acidic, humus-rich soils in boreal and montane coniferous or mixed woodlands, heathland, and mossy habitats. <em>Pyrola minor</em> is characterized by its rosette of dark, glossy, rounded evergreen basal leaves and a leafless flowering scape bearing a dense raceme of small, nodding, pale pink to white bell-shaped flowers produced in summer. The species requires mycorrhizal associations with soil fungi for successful establishment and growth, making it highly sensitive to disturbances that disrupt fungal networks in the soil. Unlike most of its congeners, <em>Pyrola minor</em> has an unsegmented, short, straight style protruding from each flower, a key distinguishing character. Biological traits including average lifespan, rosette diameter, and mass remain poorly documented in standardized databases. Conservation of <em>Pyrola minor</em> typically requires careful habitat management to maintain suitable open woodland and heathland conditions, prevent encroachment by taller vegetation, and preserve the intact soil fungal communities upon which this increasingly rare species depends.

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 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States