BACTERIAL LEAF SPOT
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Nephthytis

SOURCE:
A. Chase
DISEASE:
Bacterial leaf spot
HOST:
Nephthytis
(Syngonium podophyllum)
Leaf with concentric rings of dark tissues. There has been confusion of the causal agent with Dickeya sp., which also causes mushy leaf spots.
PATHOGEN:
Pectobacterium carotovorum
PATHOGEN SYNONYM:
Erwinia carotovora subsp. carotovora