Bøker av H. D. Harrington

There is no easy way to identify grasses. And no one understands this better than H.D. Harrington, who observed thousands of students struggle and learn. His clear, concise, and well-organized guide will continue to be a basic and essential text for use in the classroom or in the field.

A guide to the art of plant identification. It gives step-by-step instructions and definitions to help readers recognize and classify plants.