chestnut rush vs small tortoiseshell

Juncus castaneus compared with Aglais urticae

Key Differences

• chestnut rush is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	chestnut rush	small tortoiseshell
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Liliopsida (Monocots)	Insecta (Insects)
Order	Poales (Grasses)	Lepidoptera (Butterflies & Moths)
Family	Juncaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Juncus	Aglais
Species	Juncus castaneus	Aglais urticae

Conservation Status

chestnut rush

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	chestnut rush	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

chestnut rush

Habitat

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

Range

Distributed across Iceland, Norway, and Sweden.

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.

chestnut rush

The chestnut rush (Juncus castaneus) is a species in the genus Juncus. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 3 countries:

🇮🇸 Iceland 🇳🇴 Norway 🇸🇪 Sweden