5th day of the morel hunt 2021 The morel is one of the most desirable wild mushrooms in the world. Most Grocery Mushrooms, Cremini, Portobello, Oyster etc. They are not grown like, but gather in the wild. The part we eat is the fruiting body of an underground organism called mycelium, which has a complex symbiotic relationship with trees. It is a very enjoyable mushroom to collect, and there is a region that everyone collects every year.