DISEASE: Bacterial blight
HOST: Poppy
The disease begins with water-soaked lesions that turn brown to black. They may be surrounded by a translucent ring. Buds, leaves, flowers, and pods are affected.
Bacterial blight | Poppy
DISEASE: Bacterial blight
HOST: Poppy (Eschscholzia californica)
PATHOGEN: Xanthomonas campestris pv. papavericola
SOURCE: M. Daughtrey
DISEASE: Bacterial leaf spot
HOST: Persimmon
Systemic infection of stems and small, black lesions on leaves.
Bacterial leaf spot | Persimmon
DISEASE: Bacterial leaf spot
HOST: Persimmon (Diospyros kaki 'Gailey')
PATHOGEN: Xanthomonas campestris
SOURCE: J. Young
DISEASE: Bunch disease
HOST: Hickory
Bunch disease of shagbark hickory caused by a phytoplasma.
Bunch disease | Hickory
DISEASE: Bunch disease
HOST: Hickory (Carya sp.)
PATHOGEN: 'Candidatus Phytoplasma' sp.
PATHOGEN SYNONYM: Phytoplasma (undefined)
SOURCE: P. Fenn
DISEASE: Crown gall
HOST: Poppy
Crown gall of California poppy, a native wild flower.
Crown gall | Poppy
DISEASE: Crown gall
HOST: Poppy (Eschscholzia californica)
PATHOGEN: Agrobacterium tumefaciens
PATHOGEN SYNONYM: Rhizobium sp.
SOURCE: M. Schroth