Definition that contains smut fungus
- sphacelotheca reiliana smut fungus attacking heads of corn or sorghum and causing a covered smut
- onion smut smut fungus causing blackish blisters on scales and leaves of onions; especially destructive to seedlings
- urocystis cepulae smut fungus causing blackish blisters on scales and leaves of onions; especially destructive to seedlings
- head smut smut fungus attacking heads of corn or sorghum and causing a covered smut