Search for "Polystepha_pilulae" found 1 photos.

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HERRICK/2022_06_27/Quercus_rubra-Polystepha_pilulae-upperside_galls.jpg (Herrick Lake Forest Preserve, IL) NEW (Polystepha_pilulae) Polystepha pilulae (Oak Leaf Gall Midge) upperside galls on Red Oak: Jun 27, 2022 Herrick Lake Forest Preserve, IL W Polystepha pilulae (Oak Leaf Gall Midge) upperside galls on Red Oak: Jun 27, 2022 Herrick Lake Forest Preserve, IL Quercus_rubra=Plant

ROOT	Mon, Sep 07, 2026 19:49:13