What is the food source for suillus americanus?

Suillus americanus, commonly known as the American slippery jack, primarily feeds on mycorrhizal associations with pine trees, particularly species of the genus Pinus. It forms a symbiotic relationship with the roots of these trees, exchanging nutrients for carbohydrates. This mushroom is often found in forested areas where pine trees are abundant, contributing to the nutrient cycle in its ecosystem.