DISEASE: Fire blight
HOST: Plum
Crook-necked terminal end of succulent young stem, characteristic of fire blight infection of Japanese-type plum.

Fire blight | Plum
DISEASE: Fire blight
HOST: Plum (Prunus salicina 'Fortune')
PATHOGEN: Erwinia amylovora
SOURCE: S. Mohan
DISEASE: Petal blight
HOST: Orchid
Flower petals of Vanda orchid with necrotic spots.

Petal blight | Orchid
DISEASE: Petal blight
HOST: Orchid (Vanda sp.)
PATHOGEN: Acidovorax cattleyae
SOURCE: A. Alvarez
DISEASE: Slime flux
HOST: Casuarina
Slime flux occurs on a number of tree species and is always associated with bacteria and yeast. However, the causal agent has not been identified.

Slime flux | Casuarina
DISEASE: Slime flux
HOST: Casuarina (Casuarina equisetifolia)
PATHOGEN: Causal agent unknown
SOURCE: W. Sinclair