Assertion: fungus | /r/CapableOf | affect leaf
Facets:
Source sentences:
text: The characteristic of this fungus is that it first affects the leaves on the lower part of the plant and then moves upward to affect the upper part.
text: This fungus, which affects the leaves, stems and flowers, does not only appear on the top of the plant, but unlike powdery mildew, it is normally found on the underside of the leaves.