Alternaria
Brassica dark leaf spots (Alternaria brassicicola) on Broccoli
Scientific Classification
Kingdom:	Fungi
Phylum:	Ascomycota
Class:	Dothideomycetes
Subclass:	Pleosporomycetidae
Order:	Pleosporales
Family:	Pleosporaceae
Genus:	Alternaria

Alternaria is a genus of ascomycete fungi. Alternaria species are known as major plant pathogens.

Important speciesEdit

Important species of Alternaria:

• A. alternata
  • Alternaria blight of peas
  • Alternaria brown spot of beans, potatoes and Cucurbits
  • Black pit of potatoes
  • Leaf spot of various plants
  • Seed mold of carrots
  • A. alternata f.sp. cucurbitae
    • Alternaria leaf spot of Cucurbits
  • A. alternata f.sp. fragariae
    • Black leaf spot (Strawberry)
  • A. alternata f.sp. lycopersici
    • Alternaria stem canker of tomatoes
• A. cucumerina
  • Alternaria leaf blight of Cucurbits
• A. brassicae
  • Grey leaf spot of Brassicas
• A. brassicicola
  • Brassica dark leaf spot of Brassicas
• A. porri
  • Purple blotch of Alliums
• A. radicina
  • Black rot (carrot)
• A. raphani
  • Black leaf spot (Brassica)
• A. solani
  • Early blight of potatoes and tomatoes