common carpet vs Common Fieldcap

Epirrhoe alternata compared with Agrocybe pediades

Taxonomic Classification

Rank	common carpet	Common Fieldcap
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Lepidoptera (Butterflies & Moths)	Agaricales (Gilled Mushrooms)
Family	Geometridae	Strophariaceae
Genus	Epirrhoe	Agrocybe
Species	Epirrhoe alternata	Agrocybe pediades

Conservation Status

common carpet

LC — Least Concern

Common Fieldcap

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

common carpet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (4 countries) and North America (Canada, United States).

Common Fieldcap

Habitat

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

Range

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

common carpet

<em>Epirrhoe alternata</em>, commonly known as the common carpet, is a moth species found across Europe, Canada, and the United States. It typically inhabits all terrestrial and freshwater environments, often occurring in woodland edges, gardens, hedgerows, and areas where its larval host plants are abundant. The species is classified as Least Concern on the IUCN Red List, reflecting its broad distribution and generally stable populations. The common carpet belongs to the genus <em>Epirrhoe</em> within the family Geometridae. As a geometer moth, it is characterized by its distinctive wing patterns, which feature alternating light and dark banding that gives rise to its common name. The larvae typically feed on plants in the family Rubiaceae, particularly bedstraws (<em>Galium</em> species), and adults are often observed resting with wings spread flat against vegetation or bark. Biological traits such as average lifespan, wingspan, and body mass of this species remain poorly documented in the scientific literature. The species is a common component of temperate moth communities across its range.

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.

Shared Countries

Both species can be found in 5 countries:

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