DISEASE: Bacterial blight
HOST: Raspberry
Systemically invaded stem and dead leaf.
![](/sites/default/files/plant_disease/images/0807.jpg)
Bacterial blight | Raspberry
DISEASE: Bacterial blight
HOST: Raspberry (Rubus sp.)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: R. Byther, M. Shurtleff
DISEASE: Crown gall
HOST: Blackberry
Crown gall of blackberry.
![](/sites/default/files/plant_disease/images/0171.jpg)
Crown gall | Blackberry
DISEASE: Crown gall
HOST: Blackberry (Rubus sp.)
PATHOGEN: Agrobacterium tumefaciens
PATHOGEN SYNONYM: Rhizobium sp.
SOURCE: J. Young, D. Watson
DISEASE: Elm yellows
HOST: Elm
Elm yellows is characterized by witches'-brooms and stunting. Some cultivars have both yellow and reddish foliar discoloration.
![](/sites/default/files/plant_disease/images/0386.jpg)
Elm yellows | Elm
DISEASE: Elm yellows
HOST: Elm (Ulmus parvifolia)
PATHOGEN: 'Candidatus Phytoplasma ulmi'
PATHOGEN SYNONYM: Phytoplasma Elm yellows group
SOURCE: W. Sinclair