Erysiphe penicillata
Appearance
(Redirected from Microsphaera alni)
| Erysiphe penicillata | |
|---|---|
| Scientific classification | |
| Kingdom: | Fungi |
| Division: | Ascomycota |
| Class: | Leotiomycetes |
| Order: | Helotiales |
| Family: | Erysiphaceae |
| Genus: | Erysiphe |
| Species: | E. penicillata |
| Binomial name | |
| Erysiphe penicillata (Wallr.) Fr., 1829[1] | |
| Synonyms | |
| |
Erysiphe penicillata is a plant pathogen that causes powdery mildew on alder.

It has also been reported to have affected certain species of Corylus including Corylus sieboldiana, Corylus colurna and Corylus heterophylla,[2] although this is doubtful following Bradshaw et al. (2021).
References
[edit]- ↑ "Erysiphe penicillata (Wallr.) Fr". Species Fungorum. Retrieved 2025-08-21.
- ↑ Perley Spaulding Foreign Diseases of Forest Trees of the World: An Annotated List (August 1961), p. 303, at Google Books