The Junipers of the World contains a synthesis of data on evolution by examining: Geographic Variation: Pan-Arctic variation in Juniperus communis, etc. Speciation in sections of the genus: Species concepts, Speciation in Juniperus section Juniperus, etc. In addition, Keys to Juniperus are provided by region: Eastern Hemisphere, Europe (including Azores, Canary Islands, Asia Minor and Africa), Central Asia (Turkmenistan to western Himalayas), China, Far East (Japan, Korea, Sakhalin Island, Taiwan), Western Hemisphere, Continental North America, United States and Canada, Mexico and Guatemala,...