"Botanical features of the Algerian Sahara" - a book written by the outstanding botanist William Austin Cannon, is a study of flora and fauna in the unique conditions of the Algerian desert. The author studied in detail the plant life that thrives in the most difficult climate and soil conditions. The book contains illustrations of rare plants, descriptions of their environment and habits. This is an indispensable guide for botanists, researchers of the natural conditions of the desert and anyone interested in the uniqueness of Algeria's nature.