The Red Book of the Sakhalin Region - the second official publication on the state of rare and endangered species of natural flora The book contains brief descriptions, ecology, biology, distribution, number, protection measures for 265 species, included in the List of plant world objects listed in the Red Book of the Sakhalin Region, in total : 150 species of angiosperms, 4 species of gymnosperms, 22 species of ferns, 1 species of pla-uniform, 23 species of mossy, 12 species of macroalgae, 35 species of lichens, 18 species of gribs . List of taxa excluded from the Red Book of the Sakhalin Region. The publication is intended for authorities of various levels, law enforcement agencies, nature users, educational institutions, botanists and is designed for a wide range of specialists involved in the protection of nature, naturalists, teachers and students.