Step 1: Identify the common name provided.
The question explicitly mentions "bread mold".
Step 2: Match the common name to the scientific name.
{Rhizopus stolonifer} is the scientific name for the microorganism most commonly known as black bread mold. It is a widespread fungus that causes spoilage in a variety of stored foods, including bread, fruits, and vegetables, by forming fuzzy, dark-colored mycelia.