The aim of this book is twofold: first, to give an introduction to the essential principles of genetics and cytology, and secondly, to give an account of recent results in relation to horticulture. The science of genetics has a wide horticultural application; it is of value to the plant-breeder, seeds-man and gardener in providing a detailed knowledge of variation and heredity, and guidance in the maintenance of purity in their stocks. Genetics may also be of ...