INDEX 



Aceraceae, 198 



Acids, 108 



Agriculture, earliest records, 183 



history of, 184 

 Alkaloids, 108 

 Algae, 169 

 Almond, 206 

 Althea, 193 

 Anatomy, 93 

 Annuals, 23 



Annular rings, 31, 99, 100 

 Anther, 61 



Antheridium, 161, 165, 107, 171 

 Apetalous, 56 

 Apium, 215 

 Apple, 205, 240 



Archegonium, 160, Ifil, 105, 107 

 Asparagus, 228 

 Avena, 230 



Bacteria, 117, 169, 177 



Banana, 227 



Barley, 230 



Bean, 6, 14, 202, 237 



Beets, 222 



Berries, 206-208, 217, 235, 240 



Biennials, 23 



Blade of leaf, 48 



Brassica, 185 



Bread mold, 172 



Breeding of plants', 147 



Broom corn, 232 



Bryales, 16fl 



Bryophytes, 164 



Buckwheat, 222 



Budding, 39 



Burl scales, 51 



Buds, 31, 4>, 41 



Bundles, fibro-vascular, 97, 100 



Cabbage, 185 

 Calyptra, 164 

 Calyx, 54 



modifications of, 60 

 Cambium, 31, 97 

 Cannabis, 225 

 Carrot, 215 

 Capsicum, 220 

 Capsule, 164 

 Carbohydrates, 107 



formation of, 115 

 Caruncle, 7, 12 

 Castanea, 227 

 Castor bean, 7, 14 

 Catkin, 65 

 Celery, 215 

 Cells, 93, 98 

 Cellulose, 107 

 Chemical composition, 105 

 Chenopodiaceae, 221 

 Cherry, 206, 240 

 Chestnut, 227 

 Chlorophyll, 46 

 Cinchona, 215 

 Circulation, 118 

 Citrus, 196 

 Classification, 65, 70 

 Clover, 200, 203, 238 

 Cocoa, 193 

 Coffee, 215 

 Composite, 216, 235 

 Cones, 122 

 Convolvulaceae, 218 

 Corn, 6, 15, 231, 236 

 Corolla, 54, 60 

 Corylus, 227 

 Corymb, 64 

 Cotton, 191, 241 

 Cotyledons, 4, 5, 10, 16 



257 



