Puccinia calthae
- kingdom: Fungi
- phylum: Basidiomycota
- class: Pucciniomycetes
- order: Pucciniales
- family: Pucciniaceae
- genus: Puccinia
- species: Puccinia calthae
Martelange
Wallonia
Belgium
Helsinki
Central Finland
Finland
Umeå
Västerbotten
Sweden
Decorah
Iowa
United States