Definition

Proper noun A taxonomic genus of imperfect fungi (fungi lacking a known sexual reproductive stage) that are parasitic on plant leaves, characterized by producing long, slender spores.

Usage Notes

• This is a highly specialized scientific term used primarily in mycology (the study of fungi), plant pathology, and agriculture.
• It functions as a proper noun, referring to a specific taxonomic group. The genus name is always capitalized ().
• The term is typically used in technical descriptions, research papers, and diagnostic contexts concerning plant diseases.

Examples

• Scientific Context:
  • The pathogen was identified as belonging to the genus Cercospora.
  • Several species within genus Cercospora cause significant damage to sugar beet crops.
  • The study focused on the spore morphology of genus Cercospora.

Advanced Usage

• The genus is the type genus for the fungal family Cercosporaceae.
• Diseases caused by fungi in this genus are commonly referred to as "Cercospora leaf spot" diseases, named after the genus. For example, "Cercospora leaf spot of peanut" is a major agricultural disease.

Variants and Related Words

• Cercospora: The abbreviated, more common form of the genus name used in scientific literature (e.g., ).
• Cercosporoid: (Adjective) Describing fungi that share morphological characteristics with the genus .

Synonyms

• Form genus Cercospora: A more precise synonym emphasizing its classification among imperfect fungi (Deuteromycota).

Related Terms (Not Synonyms)

• Leaf spot: A general term for the symptomatic plant disease often caused by species.
• Hyphomycetes: The class of imperfect fungi to which this genus belongs.
• Anamorph: A term for the asexual, spore-producing stage of a fungus, which is the known form for .

Noun

1. form genus of imperfect fungi that are leaf parasites with long slender spores