Quercus stellata is commonly known as post oak, iron oak, or ironwood. It is a species of oak tree native to the eastern and central United States, with a distinctive, dark, and rugged bark. This tree is highly valued for its hard and durable wood, which was used for fence posts, railroad ties, and fuel. Quercus stellata is also popular for its nuts, which are a food source for wildlife and humans. The acorns can also be used for medicinal purposes, and the bark can be used to produce a dark dye. Other synonyms for this tree include rough oak, box oak, and Scrub oak.