''Pseudocercospora puderi'' is a

fungal A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from th ...

plant

pathogen In biology, a pathogen ( el, πάθος, "suffering", "passion" and , "producer of") in the oldest and broadest sense, is any organism or agent that can produce disease. A pathogen may also be referred to as an infectious agent, or simply a germ ...

infecting roses. It produces suborbicular or irregular and angular leaf spots, from 2 to 5 mm wide. These are usually brown or grey-brown.

References

External links

Index Fungorum

USDA ARS Fungal Database
Fungal plant pathogens and diseases Rose diseases puderi Fungi described in 1976 {{fungus-plant-disease-stub