INDEX. 



Abroma augusta, 194 



Absorbent power of soils, 63 



power of manures, 101 



Acacia lophanta, 17 



Acclimatizing plants, 316 



should be gradual, 



319 



Acids antiseptic, 331 



Acridity of sap, 281, 299 



Adaptation to circumstances, 171 



Adhesion of soils, 63 



Agrostis, 119 



Alburnum, 131 



Alkalies promote putrefaction, 331 



Alopecurus agrestis, 119 



Alumina, 84 



in soils, &c., SO 



Amaryllis formosissima, 192 



Ammoniaan rain, &c., 34 



from gas works, 35 



formed during germina- 

 tion, 36 



to roots, &c., 105 



Anaethum foeniculum, 119 



Angle for hot-house glass, 235 



Animal manures, 91 



Apocynum androsssemifolium, 105 



Apotheme, 330 



Apple, 213, 332 



trees, canker in, 284 



Apricot, derivation of, 202 



Arenaria rubra, 120 



Aristolochia clematis, 193 



Artichoke, to enlarge, 166 



Arum cordifolium, 324 



maculatum, 325 



Association of plants, 54 



Atmosphere, its components, 35 



Auricula ulcers, 295 



Autumn tints, 149 



Azalea cross with rhododendron, 



201 

 , disease of, 304 



Bachelor's buttons, 204 



Backward soils, 85 



Bacon, 4 



Bark of plants, 125, 127 



Barren soils, characteristics of, 112 



Beaton's theory- of double tlowers, 



210 

 Bees honey-seeking, 193 

 Berberris vulgaris, 192 

 Berr^', 213 



Betuia alba, 118, 127 

 Biarnonia radicans, 325 

 Birch, 118, 127 

 Black grass, 119 

 Blackthom-winter, 223 

 Blanching, 147 

 Blind cabbages, 184 

 Bones, 96 



Borders, flooring, 181 

 Bottom-heat, 22 

 Brake, 113 



Branches of plants, 125 

 Brine destroys moss, 129 

 Broad-leaved plants, soil for, 83 



