Mayapple, Mandrake, fruit edible when totally ripe, toxic otherwise. Over-eating can be mildly laxative. WARNING: cups ripe Mayapple fruit 7 cups sugar. Mayapple, Mandrake, raccoon berry, ground lemon is a dangerous but lovely fruit with a fascinating story. Learn more about wild foods at. The fruitarian diet: healthy or insane? This includes all sweet fruits and seeded fruits (such as avocado, tomato, cucumber, and olives), The strictest of fruitarians don't even eat vegetables or starches literally just biosphaere.infog: mayapple.