Mycosphaerella fraxinicola
| Mycosphaerella fraxinicola | |
|---|---|
 | |
| Spots | |
Scientific classification  | |
| Kingdom: | Fungi |
| Division: | Ascomycota |
| Class: | Dothideomycetes |
| Order: | Capnodiales |
| Family: | Mycosphaerellaceae |
| Genus: | Mycosphaerella |
| Species: | M. fraxinicola |
| Binomial name | |
| Mycosphaerella fraxinicola | |
Mycosphaerella fraxinicola is a species of fungi that causes leaf spots on ash trees.[2] It appears in late summertime.[3][4]
Description
Initially, the leaf spots start out as irregularly shaped and pale green before rotting to black. Spots measure between 5 to 15 mm (0.2 to 0.6 in).[3][5]
References
- ^ "Mycosphaerella fraxinicola (Schwein.) House". Global Biodiversity Information Facility. Retrieved 30 July 2025.
- ^ Citizen science observations for Mycosphaerella fraxinicola at iNaturalist
- ^ a b "Ash Leaf Spot". bygl.osu.edu. 2016-07-07. Retrieved 2025-07-31.
- ^ "Ash | Texas Plant Disease Handbook". plantdiseasehandbook.tamu.edu. Retrieved 2025-07-31.
- ^ "Ash (Fraxinus spp.)-Leaf Spots". Pacific Northwest Pest Management Handbooks. 2015-09-11. Retrieved 2025-07-31.