Powdery mildew
- French disease name: Blanc
- Pathogen name: Sawadaea bicornis (Wallr.) Homma
- Kingdom: Fungi
- Phylum: Ascomycota
- Class: Leotiomycetes
- Order: Helotiales
- Family: Erysiphaceae
Distribution
- British Columbia
Other information
Powdery white mycelium appears on leaf surface(s) in late summer and fall.
Canadian Forest Service Publications
Information on host(s)
Main host(s)
Photos
Uncinula bicornis on bigleaf maple
Al Funk