What makes a nonflowering plant a nonflowering plant? How is a liverwort different from a moss? What is a gymnosperm? 'Classifying Nonflowering Plants' looks at the amazing class of plants without flowers. Find out how nonflowering plants are grouped into orders and how each one is different from the rest. From club mosses to spike mosses and seed plants to conifers, discover what makes nonflowering plants so special. Classifying Living Things investigates how and why we group animals. Each book focuses on a particular class of living things, looking at the key characteristics that set its members apart from those of other classes. Discover how classes of living things have evolved, and how species have adapted to suit their environments. Find out why certain plants may show some characteristics of particular class but actually belong to another.