DISEASE: Bacterial dieback of nectarine
HOST: Nectarine
Discolored tissues of crown and roots were caused by systemic invasion of the pathogen.

Bacterial dieback of nectarine | Nectarine
DISEASE: Bacterial dieback of nectarine
HOST: Nectarine (Prunus persica 'Fantasia')
PATHOGEN: Pseudomonas syringae pv. persicae
SOURCE: J. Young
DISEASE: Bacterial leaf spot
HOST: Cherry laurel
Leaves with typical necrotic spots.

Bacterial leaf spot | Cherry laurel
DISEASE: Bacterial leaf spot
HOST: Cherry laurel (Prunus laurocerasus)
PATHOGEN: Xanthomonas arboricola pv. pruni
PATHOGEN SYNONYM: Xanthomonas campestris pv. pruni
SOURCE: A. Hagen, W. Sinclair
DISEASE: Witches'-broom
HOST: Paulownia (Empress tree)
Witches'-broom of paulownia.

Witches'-broom | Paulownia (Empress tree)
DISEASE: Witches'-broom
HOST: Paulownia (Empress tree) (Paulownia tomentosa)
PATHOGEN: 'Candidatus Phytoplasma' sp.
PATHOGEN SYNONYM: Phytoplasma (undefined)
SOURCE: R. Davis, M. Davis