DISEASE: Dodonaea yellows
HOST: Florida hopbush
Hopbush with brownish red witches'-broom.
Dodonaea yellows | Florida hopbush
DISEASE: Dodonaea yellows
HOST: Florida hopbush (Dodonaea viscosa)
PATHOGEN: 'Candidatus Phytoplasma pruni'
PATHOGEN SYNONYM: Phytoplasma X-disease group
SOURCE: W. Borth
DISEASE: Dodonaea yellows
HOST: Florida hopbush
Advanced stage of dodonaea yellows and witches'-broom.
Dodonaea yellows | Florida hopbush
DISEASE: Dodonaea yellows
HOST: Florida hopbush (Dodonaea viscosa)
PATHOGEN: 'Candidatus Phytoplasma pruni'
PATHOGEN SYNONYM: Phytoplasma X-disease group
SOURCE: W. Borth
DISEASE: Internal yellowing
HOST: Papaya
Yellow discoloration of flesh. The affected area is soft and has an acrid odor.
Internal yellowing | Papaya
DISEASE: Internal yellowing
HOST: Papaya (Carica papaya)
PATHOGEN: Enterobacter cloacae
SOURCE: K. Nishijima
DISEASE: Sweet potato scab
HOST: Sweet potato
Tubers with large, dark scabs.
Sweet potato scab | Sweet potato
DISEASE: Sweet potato scab
HOST: Sweet potato (Ipomoea batatas)
PATHOGEN: Streptomyces ipomoeae
SOURCE: APS
DISEASE: Sweet potato scab
HOST: Sweet potato
Black and necrotic decay of fibrous roots.
Sweet potato scab | Sweet potato
DISEASE: Sweet potato scab
HOST: Sweet potato (Ipomoea batatas)
PATHOGEN: Streptomyces ipomoeae
SOURCE: W. Martin