Black Tar Spot vs Willow Tarspot

Rhytisma acerinum compared with Rhytisma salicinum

Taxonomic Classification

Rank	Black Tar Spot	Willow Tarspot
Kingdom same	Fungi (真菌界)	Fungi (真菌界)
Phylum same	Ascomycota (子囊菌门)	Ascomycota (子囊菌门)
Class same	Leotiomycetes (锤舌菌纲)	Leotiomycetes (锤舌菌纲)
Order same	Rhytismatales (斑痣盘菌目)	Rhytismatales (斑痣盘菌目)
Family same	Rhytismataceae	Rhytismataceae
Genus same	Rhytisma	Rhytisma
Species	Rhytisma acerinum	Rhytisma salicinum

Evolutionary Relationship

Black Tar Spot and Willow Tarspot share a common ancestor at the Genus level: Rhytisma.

Conservation Status

Black Tar Spot

LC — Least Concern

Willow Tarspot

LC — Least Concern

Physical Characteristics

Attribute	Black Tar Spot	Willow Tarspot
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Tar Spot

Habitat

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

Range

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

Willow Tarspot

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Black Tar Spot

The Black Tar Spot (Rhytisma acerinum) is a species in the genus Rhytisma. It is currently classified as Least Concern on the IUCN Red List. Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Shared Countries

Both species can be found in 4 countries:

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