Powdery Mildew vs small tortoiseshell

Podosphaera macularis compared with Aglais urticae

Key Differences

• Powdery Mildew is Not Evaluated while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Powdery Mildew	small tortoiseshell
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Leotiomycetes (Leotiomycetes)	Insecta (Insects)
Order	Helotiales (Helotiales)	Lepidoptera (Butterflies & Moths)
Family	Erysiphaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Podosphaera	Aglais
Species	Podosphaera macularis	Aglais urticae

Conservation Status

Powdery Mildew

NE — Not Evaluated

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Powdery Mildew	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Powdery Mildew

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and United States.

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

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:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway