sharp-flowered rush vs small tortoiseshell

Juncus acutiflorus compared with Aglais urticae

Key Differences

• sharp-flowered rush is Critically Endangered while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	sharp-flowered rush	small tortoiseshell
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Arthropoda (節足動物)
Class	Liliopsida (単子葉植物綱)	Insecta (昆虫)
Order	Poales (イネ目)	Lepidoptera (チョウ目)
Family	Juncaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Juncus	Aglais
Species	Juncus acutiflorus	Aglais urticae

Conservation Status

sharp-flowered rush

CR — Critically Endangered

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	sharp-flowered rush	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

sharp-flowered rush

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found across Europe (6 countries) and Oceania and the Pacific (Australia). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

small tortoiseshell

スモールトータスシェル(Aglais urticae)はIUCNレッドリストで準絶滅危惧(NT)に分類されている。絶滅危惧種に分類される一歩手前の段階で、保全措置がなければ脆弱になる可能性のある個体群を持つ。

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇫🇮 Finland 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden