Blue Featherleg vs Common Fieldcap

Platycnemis pennipes compared with Agrocybe pediades

Taxonomic Classification

Rank	Blue Featherleg	Common Fieldcap
Kingdom	Animalia (動物)	Fungi (菌界)
Phylum	Arthropoda (節足動物)	Basidiomycota (担子菌門)
Class	Insecta (昆虫)	Agaricomycetes (真正担子菌綱)
Order	Odonata (蜻蛉目)	Agaricales (ハラタケ目)
Family	Platycnemididae	Strophariaceae
Genus	Platycnemis	Agrocybe
Species	Platycnemis pennipes	Agrocybe pediades

Conservation Status

Blue Featherleg

LC — Least Concern

Common Fieldcap

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Blue Featherleg

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

Common Fieldcap

Habitat

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

Range

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

Blue Featherleg

ヨーロッパから西アジアにかけての静水および緩流の淡水生息地に生息する中型のイトトンボで、ブルーフェザーレッグ（Platycnemis pennipes）は求愛ディスプレイ中に振り動かすオスの後脚の脛骨の羽毛状の縁取りから命名されました。オスは薄い青色、メスはオリーブグリーン色を示します。抽水植物に止まり、河川環境の水質の良い指標種です。水質汚染と農業の集約化により、一部の地域で個体数が減少しています。

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden