Common Fieldcap vs

Agrocybe pediades compared with Uromyces junci

Key Differences

• Common Fieldcap is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Common Fieldcap
Kingdom same	Fungi (Fungi)	Fungi (Fungi)
Phylum same	Basidiomycota (Club Fungi)	Basidiomycota (Club Fungi)
Class	Agaricomycetes (Mushrooms)	Pucciniomycetes (Pucciniomycetes)
Order	Agaricales (Gilled Mushrooms)	Pucciniales (Pucciniales)
Family	Strophariaceae	Pucciniaceae
Genus	Agrocybe	Uromyces
Species	Agrocybe pediades	Uromyces junci

Evolutionary Relationship

Common Fieldcap and share a common ancestor at the Phylum level: Basidiomycota. (Club Fungi)

Conservation Status

Common Fieldcap

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Common Fieldcap
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Fieldcap

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Portugal.

Common Fieldcap

The Common Fieldcap (<em>Agrocybe pediades</em>) is a saprotrophic fungus belonging to the genus Agrocybe within the family Strophariaceae. It typically produces small, tan to pale brown cap-shaped fruiting bodies and is often found growing in clusters or scattered on lawns, grassy areas, forest floors, decomposing wood, and soil-rich ecosystems. The species typically inhabits forest floors, decomposing wood, and soil ecosystems, obtaining nutrients by breaking down dead organic matter. Its geographic range includes several European countries — Belgium, Denmark, Norway, Portugal, and Sweden — as well as the United States in North America. <em>Agrocybe pediades</em> is assessed as Least Concern on the IUCN Red List, reflecting its broad distribution and apparent stability. Biological traits of this species, including specific data on fruiting body size, lifespan, and ecological preferences, remain poorly documented in the scientific literature. Like other members of its genus, it typically fruits during warmer months and often appears after rainfall in nutrient-rich grassland and woodland habitats.

Uromyces junci is a rust fungus that parasitizes rushes (Juncus species), causing orange-brown pustular lesions on stems and leaves of its host plants in wetland and waterside habitats. This obligate biotroph depends entirely on living host tissue to complete its life cycle. It is distributed across temperate regions of Europe and beyond, wherever suitable Juncus hosts occur in moist environments.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal