1. UC IPM
Elongate, purplish lesions on a blackberry cane with leaf spot, also named cane and leaf spot or Septoria leaf spot, <i>Mycosphaerella rubi</i> =<i>Septoria rubi</i>.
Elongate, purplish lesions on a blackberry cane with leaf spot, also named cane and leaf spot or Septoria leaf spot, Mycosphaerella rubi =Septoria rubi.
Credit: Bernadine C. Strik