DISEASE: Bacterial leaf spot
HOST: Amaranth
Brown necrotic leaf spots surrounded by narrow, yellow halos.

Bacterial leaf spot | Amaranth
DISEASE: Bacterial leaf spot
HOST: Amaranth (Amaranthus cruentus)
PATHOGEN: Burkholderia andropogonis
PATHOGEN SYNONYM: Pseudomonas andropogonis
SOURCE: M. Goto
DISEASE: Bacterial leaf spot
HOST: Orchid
Infected leaf of Phalaenopsis orchid with light brown necrotic area.

Bacterial leaf spot | Orchid
DISEASE: Bacterial leaf spot
HOST: Orchid (Phalaenopsis sp.)
PATHOGEN: Pectobacterium cypripedii
PATHOGEN SYNONYM: Erwinia cypripedii
SOURCE: R. McMillan