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
Cross section of a corn stalk showing depth of infection.Host/Plant: Corn, plume grasses, teosinte, ...
Galls are distinctive swellings or abnormal growths of plant tissue caused by an attack of a living ...
Majority of leaf tissue consists of lesions.Host/Plant: Dent, sweet, flint, and popcorn. (Zea mays)P...
Gall adjacent to the midrib of the leaf. Galls on leaves remain hard and seldom do they rupture.Hos...
Common smut gall on stalk.Host/Plant: Corn (Zea mays)Pest/Path: Common Smut (Ustilago maydis
Tassel exhibiting a mature gall. The black portion of the gall are primarily teliospores.Host/Plant...
All above ground tissues of a corn plant are susceptible to infection.Host/Plant: Corn (Zea mays)Pes...
Embu, Kenya: A very large, mature gall on ear.Host/Plant: Corn (Zea mays)Pest/Path: Common Smut (Ust...
Common smut occurs wherever corn is grown. A young gall on an ear is covered with a glistening whit...
In Mexico, these galls are collected and termed, "huitalocoche." They are used in cookery and consi...
Leaf that is heavily infected. This disease is usually of minor importance.Host/Plant: Corn (Zea ma...
Leaf with few pustules but heavily infected.Host/Plant: Corn (Zea mays)Pest/Path: Common Rust (Pucci...
Initial lesions are small, pale-green and occur randomly on leaves.Host/Plant: Corn (Zea mays)Pest/P...
Pustules are more numerous on adaxial side of leaf.Host/Plant: Corn, plume grasses, teosinte, and ga...
4 pp., 7 photos, 1 tableGalls are abnormal swellings of plant tissue caused by insects, bacteria, fu...
Cross section of a corn stalk showing depth of infection.Host/Plant: Corn, plume grasses, teosinte, ...
Galls are distinctive swellings or abnormal growths of plant tissue caused by an attack of a living ...
Majority of leaf tissue consists of lesions.Host/Plant: Dent, sweet, flint, and popcorn. (Zea mays)P...
Gall adjacent to the midrib of the leaf. Galls on leaves remain hard and seldom do they rupture.Hos...
Common smut gall on stalk.Host/Plant: Corn (Zea mays)Pest/Path: Common Smut (Ustilago maydis
Tassel exhibiting a mature gall. The black portion of the gall are primarily teliospores.Host/Plant...
All above ground tissues of a corn plant are susceptible to infection.Host/Plant: Corn (Zea mays)Pes...
Embu, Kenya: A very large, mature gall on ear.Host/Plant: Corn (Zea mays)Pest/Path: Common Smut (Ust...
Common smut occurs wherever corn is grown. A young gall on an ear is covered with a glistening whit...
In Mexico, these galls are collected and termed, "huitalocoche." They are used in cookery and consi...
Leaf that is heavily infected. This disease is usually of minor importance.Host/Plant: Corn (Zea ma...
Leaf with few pustules but heavily infected.Host/Plant: Corn (Zea mays)Pest/Path: Common Rust (Pucci...
Initial lesions are small, pale-green and occur randomly on leaves.Host/Plant: Corn (Zea mays)Pest/P...
Pustules are more numerous on adaxial side of leaf.Host/Plant: Corn, plume grasses, teosinte, and ga...
4 pp., 7 photos, 1 tableGalls are abnormal swellings of plant tissue caused by insects, bacteria, fu...
Cross section of a corn stalk showing depth of infection.Host/Plant: Corn, plume grasses, teosinte, ...
Galls are distinctive swellings or abnormal growths of plant tissue caused by an attack of a living ...
Majority of leaf tissue consists of lesions.Host/Plant: Dent, sweet, flint, and popcorn. (Zea mays)P...
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