THERE has been little attempt at selection in this book, with the result that a great deal of material has been brought together, some of which the beginner will scarcely be able to use. Nevertheless ...

THIS publication is the outcome of experience gained by the author in the organisation and supervision of large classes of students. The subject matter and material, however, do not differ from that ...

Gardeners who have resolved this year to delve deeper into how horticulturists and botanists identify and group plants may be interested in a book that is something of a tutorial in classification ...