1) Fungus genus 2) Genus cercospora 
Cercospora is a genus of ascomycete fungi. Most species have no known sexual stage, and when the sexual stage is identified, it is in the genus Mycosphaerella. Most species of this genus cause plant diseases, and form leaf spots. It is a relatively well-studied genus of fungi but there are countless species not yet described, and there is still mu...
[n] - form genus of imperfect fungi that are leaf parasites with long slender spores
genus Cercospora noun form genus of imperfect fungi that are leaf parasites with long slender spores