DISEASE: Bacterial leaf spot
HOST: Bougainvillea
Bougainvillea with reddish brown, angular, vein-delimited spots and leaf distortion.
![](/sites/default/files/plant_disease/images/0172.jpg)
Bacterial leaf spot | Bougainvillea
DISEASE: Bacterial leaf spot
HOST: Bougainvillea (Bougainvillea sp.)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: A. Hayward
DISEASE: Foamy canker
HOST: Koa
Foamy canker of koa is associated with bacteria and yeast. The causal agent has not been identified.
![](/sites/default/files/plant_disease/images/0489.jpg)
Foamy canker | Koa
DISEASE: Foamy canker
HOST: Koa (Acacia koa)
PATHOGEN: Causal agent unknown
SOURCE: H. Keyser