DISEASE: Bacterial blast
HOST: Pear
The bacterium infects all flower parts and may spread and kill the entire spur.

Bacterial blast | Pear
DISEASE: Bacterial blast
HOST: Pear (Pyrus communis)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: W. Sinclair
DISEASE: Bacterial leaf spot (Canker)
HOST: Ginkgo
Ginkgo leaf with dark brown, elongated necrotic spots.

Bacterial leaf spot (Canker) | Ginkgo
DISEASE: Bacterial leaf spot (Canker)
HOST: Ginkgo (Ginkgo biloba)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: A. Bishop