DISEASE: Bacterial fasciation (Leafy gall)
HOST: Petunia
Note hyperplasia and leafy galls.

Bacterial fasciation (Leafy gall) | Petunia
DISEASE: Bacterial fasciation (Leafy gall)
HOST: Petunia (Petunia sp.)
PATHOGEN: Rhodococcus fascians
SOURCE: M. Shurtleff
DISEASE: Bacterial fasciation (Leafy gall)
HOST: Petunia
Leaf proliferation at crown region.

Bacterial fasciation (Leafy gall) | Petunia
DISEASE: Bacterial fasciation (Leafy gall)
HOST: Petunia (Petunia hybrida)
PATHOGEN: Rhodococcus fascians
SOURCE: R. Raabe
DISEASE: Basal rot
HOST: Ornithogalum
Ornithogalum orchid with rot at leaf base.

Basal rot | Ornithogalum
DISEASE: Basal rot
HOST: Ornithogalum (Ornithogalum sp.)
PATHOGEN: Pectobacterium carotovorum
PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora
SOURCE: R. Raabe
DISEASE: Pseudomonas leaf spot
HOST: Primrose
Leaf with brownish red spots and reddening of adjacent areas. Disease begins as small, water-soaked lesions that later coalesce into large necrotic spots.

Pseudomonas leaf spot | Primrose
DISEASE: Pseudomonas leaf spot
HOST: Primrose (Primula sp.)
PATHOGEN: Pseudomonas syringae pv. primulae
SOURCE: APS