Bacterial leaf spot | Hydrangea (Oak-leaf)

HOST:Hydrangea (Oak-leaf)

HOST (LATIN):Hydrangea quercifolia

PATHOGEN:Xanthomonas campestris

SOURCE:W. Uddin, W. Sinclair

Leaf with individual brown necrotic lesions and coalesced lesions that formed large necrotic areas. The disease is caused by an unclassified xanthomonad.