Prepared Minimalist

As per mushrooms there is 3 classes, 52 orders, 177 families, and about 32,000 species of mushrooms. (DK Encyclopidia, 2014)  Berries, I don't have the exact numbers with me, but you have better chances with different colors. Most yellow are poisonous, 90% of red are edible, but the 10% will kill you. Putting one picture online to pin point the right one would be difficult to answer. Do not eat anything you don't know exactly what it is... Whether it's in a survival scenario, or just any ordinary day.