ABBREVIATIONS AND AUTHORITIES. 



Am. Agr. The American Agriculturist. By ORANGE JUDD, A.M. New 



York. Monthly. 1842 to the present time. 

 Big. Plants of Boston and Vicinity. By JACOB BIGELOW, M.D. Boston, 



1840. 

 Bon Jard.I^e Bon Jardinier pour 1'Annee 1859. Par A. POITEAU et M. 



VILMORIN. 

 Corb. The American Gardener. By WILLIAM CORBETT. Concord, Boston, 



and New York, 1842. 

 Cot. Gard. The Cottage Gardener. By GEORGE W. JOHNSON and ROBERT 



HOGG. Weekly. London. 

 Count. Gent. The Country Gentleman. By LUTHER TUCKER and SON. 



Weekly. Albany, N.Y. 

 &e Cand. De Candolle's Systema Naturale. By Prof. DE CANDOLLE. 2 vols. 



8vo. Paris, 1818, 1821. 



Down. The Fruit and Fruit-trees of America. By A. J. DOWNING. Re- 

 vised and corrected by CHARLES DOWNING, 1858. 

 Gard. Chron. The Gardener's Chronicle. Weekly. By Prof. LINDLEY. 



1844 to the present time. 

 Gray. Manual of the Botany of the Northern United States. By Prof. ASA 



GRAY. New York, 1857. 

 Hort. The Horticulturist, and Journal of Art and Rural Taste. Monthly. 



By P. BARRY and J. JAY SMITH. Philadelphia. 

 Hov. Mag. The, Magazine of Horticulture, Botany, and Rural Affairs. By 



C. M. HOVEY. Boston. Monthly. 1834 to the present time. 

 Law. The Agriculturist's Manual. By PETER LAWSON and SON. Edin- 

 burgh, 1836. 

 Lind. A Guide to the Orchard and Kitchen Garden. By GEORGE LINDLEY. 



London, 1831. 



Loud. Encyclopaedia of Gardening. By J. C. LOUDON. London, 1850. 

 Loud. Encyclopaedia of Agriculture. By J. C. LOUDON. London, 1844. 

 Low. The Elements of Practical Agriculture. By DAVID Low. London. 



1843. 



ix 



