DISEASE: Coffee leaf scorch
HOST: Coffee
Diseased twig with yellowish, stunted leaves (left). Healthy twig with normal-sized leaves (right).
Coffee leaf scorch | Coffee
DISEASE: Coffee leaf scorch
HOST: Coffee (Coffea arabica)
PATHOGEN: Xylella fastidiosa
SOURCE: S. Purcell
DISEASE: Crown gall (Leafy gall)
HOST: Datura
Crown gall or leafy gall of datura.
Crown gall (Leafy gall) | Datura
DISEASE: Crown gall (Leafy gall)
HOST: Datura (Datura sp.)
PATHOGEN: Agrobacterium tumefaciens
PATHOGEN SYNONYM: Rhizobium sp.
SOURCE: M. Schroth
DISEASE: Holcus spot
HOST: Corn (Maize)
Corn leaf with chlorotic spots.
Holcus spot | Corn (Maize)
DISEASE: Holcus spot
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: L. Claflin