Powdery mildew

Powdery mildew - <em>Uncinula bicornis</em> on bigleaf maple
  • Latin name: Sawadaea bicornis (Wallr.) Homma
  • French name: Blanc
  • Division: Ascomycota
  • Class: Erysiphales
Description

Micro-habitat(s)

Distribution

British Columbia

Other information

Powdery white mycelium appears on leaf surface(s) in late summer and fall.

Canadian Forest Service Publications

Powdery mildew

Information on host(s)

Main host(s)

Bigleaf maple

Photos
  • Powdery mildew Uncinula bicornis on bigleaf maple
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