DISEASE: Aster yellows
HOST: Ranunculus
Malformation of diseased flower.
Aster yellows | Ranunculus
DISEASE: Aster yellows
HOST: Ranunculus (Ranunculus sp.)
PATHOGEN: 'Candidatus Phytoplasma asteris'
PATHOGEN SYNONYM: Phytoplasma Aster yellows group
SOURCE: R. Raabe
DISEASE: Bacterial fasciation (Shoot proliferation)
HOST: Campanula
Overproduction of new shoots and short, thickened, distorted stems.
Bacterial fasciation (Shoot proliferation) | Campanula
DISEASE: Bacterial fasciation (Shoot proliferation)
HOST: Campanula (Campanula sp.)
PATHOGEN: Rhodococcus fascians
SOURCE: M. Putnam
DISEASE: Bacterial leaf spot (Blight)
HOST: Ranunculus
Leaf with large, brown necrotic areas delimited by veins.
Bacterial leaf spot (Blight) | Ranunculus
DISEASE: Bacterial leaf spot (Blight)
HOST: Ranunculus (Ranunculus sp.)
PATHOGEN: Xanthomonas campestris
SOURCE: R. Raabe
DISEASE: Bacterial leaf spot
HOST: Cowpea
Leaf spots vary in size from small to large and some fall out in time, leaving a shot-hole appearance.
Bacterial leaf spot | Cowpea
DISEASE: Bacterial leaf spot
HOST: Cowpea (Vigna unguiculata)
PATHOGEN: Xanthomonas axonopodis pv. vignicola
PATHOGEN SYNONYM: Xanthomonas campestris pv. vignicola
SOURCE: R. Gitaitis
DISEASE: Bacterial leaf spot
HOST: Cowpea
Leaves with large, light brown necrotic areas.
Bacterial leaf spot | Cowpea
DISEASE: Bacterial leaf spot
HOST: Cowpea (Vigna unguiculata)
PATHOGEN: Xanthomonas axonopodis pv. vignicola
PATHOGEN SYNONYM: Xanthomonas campestris pv. vignicola
SOURCE: R. Gitaitis