In the book of Alexander Pavlovich Ефремова, candidate of biological sciences, cited data about major poisonous plants and mushrooms of middle stripe of European part of Russia.Initial heads are sanctified to the general доврачебным measures on providing of the first medical aid at poisoning, in a that situation, when it unknown, what type of plant or mushroom a man suffered from.In the second part - the detailed description of poisonous is given plants and mushrooms, including their folk names, botanical description, coloured image, distribution and habitats, toxic parts and organs of plant, poisonous beginning and their action, clinical presentation and treatment.Such book must be not only in every family, she must be настольной for every district doctor, teacher of biology, educator in summer child's camps, servings турбаз, rest-homes and sanatoriums, rural doctors and train nurse, workers of forestry, hunters, fishermen and, certainly, mushroomers.