Reprint of the second edition of this guide to weed identification, first published in 1985. Contains detailed seed and plant descriptions as well as general information on each plant, and advice on mechanical control. The plants are illustrated with drawings and the seeds by photographs. A useful reference for agriculturalists, horticulturalists, people involved in the seed industry, research and advisory workers and agriculture and horticulture students. Includes an illustrated glossary, references and an index.