X-DISEASE (WESTERN X) OR BUCKSKIN
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Cherry

SOURCE:
S. Thomson
DISEASE:
X-disease (Western X) or buckskin
HOST:
Cherry
(Prunus avium)
Infected trees on 'Mazzard' rootstock (right) may live for years, producing fruit with symptoms. Trees on 'Mahaleb' rootstock (left) usually die rapidly in year of infection, about time of fruit ripening.
PATHOGEN:
'Candidatus Phytoplasma pruni'
PATHOGEN SYNONYM:
Phytoplasma X-disease group