DISEASE: Bacterial brown spot
HOST: Bean
Bean with water-soaked and necrotic lesions on pods and leaves.

Bacterial brown spot | Bean
DISEASE: Bacterial brown spot
HOST: Bean (Phaseolus vulgaris)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: H. Schwartz
DISEASE: Bacterial brown spot
HOST: Bean
Common bean with necrotic lesions on upper and lower surfaces of leaves. Lesions often are surrounded by bright yellow zones (not shown).

Bacterial brown spot | Bean
DISEASE: Bacterial brown spot
HOST: Bean (Phaseolus vulgaris)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: H. Schwartz
DISEASE: Bacterial brown spot
HOST: Bean
Leaves of common bean with shot-holes, a late stage of disease.

Bacterial brown spot | Bean
DISEASE: Bacterial brown spot
HOST: Bean (Phaseolus vulgaris)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: H. Schwartz
DISEASE: Bacterial brown spot
HOST: Bean
Leaves of dwarf bean exhibiting late stage of disease.

Bacterial brown spot | Bean
DISEASE: Bacterial brown spot
HOST: Bean (Phaseolus vulgaris)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: J. Young
DISEASE: Bacterial brown spot
HOST: Mallotus
Leaf with small, rustylike lesions.

Bacterial brown spot | Mallotus
DISEASE: Bacterial brown spot
HOST: Mallotus (Mallotus japonicus)
PATHOGEN: Xanthomonas campestris pv. malloti
SOURCE: M. Goto
DISEASE: Bacterial brown spot
HOST: Mallotus
Leaf with tiny, light brown spots surrounded by chlorotic zones.

Bacterial brown spot | Mallotus
DISEASE: Bacterial brown spot
HOST: Mallotus (Mallotus japonicus)
PATHOGEN: Xanthomonas campestris pv. malloti
SOURCE: M. Kobayashi, M. Goto
DISEASE: Bacterial heart rot
HOST: Palm
Palm with advanced stage of heart rot. Symptoms of mature palms include rapid browning and desiccation of foliage, rot of roots and buds, and aborted fruits.

Bacterial heart rot | Palm
DISEASE: Bacterial heart rot
HOST: Palm (Cocos nucifera)
PATHOGEN: Phytomonas sp.
SOURCE: R. McCoy, M. Davis
DISEASE: Bacterial vascular necrosis and rot
HOST: Beet
Cross section of sugar beet with reddish color in vascular bundles and adjacent tissues.

Bacterial vascular necrosis and rot | Beet
DISEASE: Bacterial vascular necrosis and rot
HOST: Beet (Beta vulgaris)
PATHOGEN: Pectobacterium betavasculorum
PATHOGEN SYNONYM: Erwinia carotovora subsp. betavasculorum
SOURCE: M. Schroth
DISEASE: Bacterial vascular necrosis and rot
HOST: Beet
Advanced stage of disease with extensive rot.

Bacterial vascular necrosis and rot | Beet
DISEASE: Bacterial vascular necrosis and rot
HOST: Beet (Beta vulgaris)
PATHOGEN: Pectobacterium betavasculorum
PATHOGEN SYNONYM: Erwinia carotovora subsp. betavasculorum
SOURCE: M. Schroth