Armillaria ponderosa, commonly known as the "honey mushroom," has a variety of synonyms. Some of the common synonyms include Armillaria mellea, Armillaria ostoyae, and Armillaria solidipes. This species of mushroom is a plant pathogen that is known for causing root rot in trees. The honey mushroom is found in North America, Europe, and Asia and can grow up to 30 cm in diameter. The unique taste and texture of the honey mushroom make it a popular culinary delicacy in many cultures. In addition to its culinary uses, Armillaria ponderosa has also been studied for its medicinal properties and is believed to have anti-cancer and anti-inflammatory properties.