Protomyces macrosporus
- kingdom: Fungi
- phylum: Ascomycota
- class: Taphrinomycetes
- order: Taphrinales
- family: Taphrinaceae
- genus: Protomyces
- species: Protomyces macrosporus
Helsinki- Hollola
- Karjalohja
Central Finland
Finland
Visby
Gotland- Oskarshamn
Kalmar- Kivik
Skåne- Enköping
Uppsala- Surahammar
Västmanland- Kumla
- Sköllersta
Örebro
Sweden