Alternaria

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

Important species
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