INDEX 



399 



Crabapple, III, 91, 173 

 Crabapples, experiments with, 



III, 229 



Cranberry, IV, 131, 337-341 

 Crawford peach, III, 193-195, 



201 



Cretaceous age, II, 82-83 

 Crimson Rambler, VI, 238, 



241 

 Crimson Winter rhubarb, I, 



271; II, 89; V, 51 

 Crinum, VI, 261, 273-275; VII, 



190-197 

 Crops, increased by rotation, 



VII, 314-321; no short cuts 

 to profit, VII, 315; failure 

 often due to physical condi- 

 tion of soil, VII, 318 



Crookes, on nitrogen, VI, 4-5 

 Crookneck squash, V, 109, 110 

 Cross breeding, II, 57; IV, 63, 



195-196; VIII, 369 

 Crosses, distinguished from hy- 

 brids, I, 209 



Cross-fertilization, I, 206; II, 

 9, 32-33, 221, 348-350; III, 

 190; IV, 117; VI, 230-233; 



VIII, 327 



Crossing, natural, I, 39; arti- 

 ficial, I, 39 ; object of, I, 43 



Crozy canna, a parent of Tar- 

 rytown, VII, 34 



Crozy, a hybrid, VII, 35 



Crucifers, V, 116-119 



Crystal White blackberry, I, 

 325-326; IV, 258 



Crystals, life exists in, 54-57 



Cucumber, V, 99-104 



Cultivation, VII, 283, 309-310 



Culture, II, 326-330 



Curl leaf, VII, 320 



Currant, IV, 329-333 



Cutworm, danger to cotton 

 seedling from, VI, 60 



Cuvier, studies correlation of 

 parts, III, 59 



Cydonia, III, 248-255 



Cynoglossifm, variation of color 

 of, VI, 326 



Dahlia, VI, 333-352; VII, 104 



DAISY WHICH RIVALS THE 

 CHRYSANTHEMUM, VI, 307- 

 331 



Daisy, I, 182-195, 210-213, 299- 

 324; II, 131; III, 15-19; VI, 

 307-331 



Damson plum, IV, 88 



Dandelion, I, 139, 175; V, 230- 

 231; VII, 285 



Darnel, a weed, VII, 289 



Darwin, Charles, theory of, I, 

 337; on evolution, II, 19; on 

 Ancon ram, II, 22; on spon- 

 taneous variation, III, 342; 

 effect of teaching, III, 345; 

 quotes Dr. Herbert, VII, 8; 

 importance of work of, VII, 

 357-359; publishes "Origin of 

 Species," VIII, 232; publishes 

 "Animals and Plants Under 

 Domestication," VIII, 238; 

 theory of evolution, VIII, 

 320; arguments of, VIII, 326; 

 doctrine of unity of life 

 forces, VIII, 351-352 



Darwin, Erasmus, teaches mu- 

 tability of species, VII, 8; 

 records dahlia experiments, 

 VII, 104-105 



Darwin potato, II, 167; V, 305- 

 308 



Darwinian heredity, VII, 354, 

 359-360, 382 



Darwinian theory of evolution, 

 11,25 



Darwinism on trial, VIII, 97, 

 329 



Darwin's Hero morning glory, 

 VII, 103 



Date palm, in California, VII, 

 238-239 



Deciduous trees, VIII, 164-174 



Delaware plum, III, 388; IV, 18 



Department of Agriculture, ex- 

 periments of, VI, 43-44 



DESIGNING A STRAWBERRY TO 

 BEAR THE YEAR AROUND* IV, 

 261-286 



