DISEASE: Bacterial canker (Leaf spot)
HOST: Mume (Japanese apricot)
Leaves with spots surrounded by yellow halos.
Bacterial canker (Leaf spot) | Mume (Japanese apricot)
DISEASE: Bacterial canker (Leaf spot)
HOST: Mume (Japanese apricot) (Prunus mume)
PATHOGEN: Pseudomonas syringae pv. morsprunorum
SOURCE: M. Goto
DISEASE: Bacterial leaf spot
HOST: Clover
Clover with reddish brown leaf spots, stem spots, and blighted stem.
Bacterial leaf spot | Clover
DISEASE: Bacterial leaf spot
HOST: Clover (Trifolium pratense)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: F. Frosheizer, M. Shurtleff
DISEASE: Greening disease
HOST: Periwinkle
The disease causes virescence and phyllody, distorted and discolored leaves, and greening of flowers.
Greening disease | Periwinkle
DISEASE: Greening disease
HOST: Periwinkle (Catharanthus roseus)
PATHOGEN: 'Candidatus Phytoplasma asteris'
PATHOGEN SYNONYM: Phytoplasma Aster yellows group
SOURCE: W. Borth