BOTANIST'S COMPANION, OR AN INTRODUCTION TO THE KNOWLEDGE OF PRACTICAL BOTANY, AND THE USES OF PLANTS. EITHER GROWING WILD IN GREAT BRITAIN, OR CULTIVATED FOR THE PURPOSES OF AGRICULTURE, BY WILLIAM SALISBURY, OF THE BOTANIC GARDEN, SLOANE-STREET. "Behold I have given you every herb bearing seed, and every tree IN TWO VOLUMES. VOL. I. London: PRINTED FOR LONGMAN, HURST, REES, ORME, AND BROWN, And sold by the Author, at the Botanic Garden, Sloane-street. 1 PREFACE. AMONG the various improvements for which the present age will hereafter be distinguished, there is none of more importance to society than the facility with which almost every species of learning is now taught; not only as relates to those exercises adapted to the improvement and employment of youth, but also in the acquirement of the arts and sciences; and for which, to the honour of the various professors of the present day, we have, as a nation, become inently distinguished. For as the minds of men have become enlightened, prejudices have been thrown aside, nd new paths traced out, leading more directly to the objects in view. As the practice of horticulture and agriculture on an extensive scale has been the employment of my life, in which I have had occasion to investigate minutely the useful and noxious qualities of plants of every description, as |