Gall adjacent to the midrib of leaf - Claflin, Larry (My University, 1977)
Gall adjacent to the midrib of the leaf. Galls on leaves remain hard and seldom do they rupture.
Host/Plant: Corn (Zea mays)
Pest/Path: Common Smut (Ustilago maydis)
Keywords: Fungal Diseases; Maize; Common Smut; Color photographs