How to Identify Edible Wild Mushrooms. Look for pear-shaped or round, whitish mushrooms in lawns, pastures, barren areas, or open woods, on soil or dead wood. These edible wild mushrooms are called “puffballs” (Lycoperdon spp. and Calvatia spp.) and they can range in diameter from just 1 inch to 12 inches or larger.What is the most common edible mushroom?
Fewer than 20 species of edible mushrooms are cultivated commercially. The most common cultivated mushroom is Agaricus bisporus, followed by the oyster mushroom (Pleurotus spp.). China is the leading mushroom-producing country; Japan leads the world in number of edible species cultivated commercially.