DISEASE: Angular leaf spot
HOST: Cucumber
Yellowish diseased cucumbers with bacterial ooze.
Angular leaf spot | Cucumber
DISEASE: Angular leaf spot
HOST: Cucumber (Cucumis sativus)
PATHOGEN: Pseudomonas syringae pv. lachrymans
SOURCE: B. Jacobsen, M. Shurtleff
DISEASE: Angular leaf spot
HOST: Cucumber
Cucumber leaves with angular, tan lesions of various sizes.
Angular leaf spot | Cucumber
DISEASE: Angular leaf spot
HOST: Cucumber (Cucumis sativus)
PATHOGEN: Pseudomonas syringae pv. lachrymans
SOURCE: M. Goto
DISEASE: Angular leaf spot
HOST: Cucumber
Cucumber leaf with water-soaked lesions. Lesions extend until they meet a secondary vein, resulting in angular appearance.
Angular leaf spot | Cucumber
DISEASE: Angular leaf spot
HOST: Cucumber (Cucumis sativus)
PATHOGEN: Pseudomonas syringae pv. lachrymans
SOURCE: S. Thomson
DISEASE: Angular leaf spot
HOST: Cucumber
Cucumber leaf with dark lesions surrounded by halos, another common symptom.
Angular leaf spot | Cucumber
DISEASE: Angular leaf spot
HOST: Cucumber (Cucumis sativus)
PATHOGEN: Pseudomonas syringae pv. lachrymans
SOURCE: J. Young
DISEASE: Angular leaf spot
HOST: Cucumber
Leaves with yellowish, angular spots.
Angular leaf spot | Cucumber
DISEASE: Angular leaf spot
HOST: Cucumber (Cucumis sativus)
PATHOGEN: Pseudomonas syringae pv. lachrymans
SOURCE: J. Young
DISEASE: Angular leaf spot
HOST: Cucumber
Angular necrotic spots delimited by leaf veins.
Angular leaf spot | Cucumber
DISEASE: Angular leaf spot
HOST: Cucumber (Cucumis sativus)
PATHOGEN: Pseudomonas syringae pv. lachrymans
SOURCE: N. Tisserat, L. Claflin
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 leaf spot and blight
HOST: Fern
Leaf with small lesions that coalesced into large, reddish brown necrotic area.
Bacterial leaf spot and blight | Fern
DISEASE: Bacterial leaf spot and blight
HOST: Fern (Asplenium nidus)
PATHOGEN: Burkholderia gladioli pv. gladioli
PATHOGEN SYNONYM: Pseudomonas gladioli pv. gladioli
SOURCE: APS
DISEASE: Bacterial leaf spot
HOST: Fern
Leaf with large, dark, longitudinal necrotic areas that differ from symptoms normally described for this disease.
Bacterial leaf spot | Fern
DISEASE: Bacterial leaf spot
HOST: Fern (Asplenium nidus)
PATHOGEN: Pseudomonas asplenii
SOURCE: R. Raabe