Fig 80 

 Canker on Grapefruit 



Bull, I2.|, Florida Agri. Expt. Sla. 



Fig. 81 

 Canker on Leaves, showing Pale Zone around the Spots 



Bull. 12 u Florida Agii. Exp!. Sla. 



Fig. 8L> 



Canker on Young Twig 



