All photographs copyright (2003-2013) by Kris H. Light

<strong>Powdery Mildew</strong> is a common fungus that often attacks leaves of plants, such as this Columbine, in the fall before the plant dies or goes dormant. This photo was taken at 10X with a stereomicroscope.
Powdery Mildew is a common fungus that often attacks leaves of plants, such as this Columbine, in the fall before the plant dies or goes dormant. This photo was taken at 10X with a stereomicroscope.

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