''Alternaria zinniae'' is a fungal
plant pathogen
Plant pathology (also phytopathology) is the scientific study of diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). Organisms that cause infectious disease include fungi, oomyc ...
.
References
zinniae
Fungal plant pathogens and diseases
Fungi described in 1972
Fungus species
{{fungus-plant-disease-stub