LIST OF ILLUSTRATIONS (Continued) 



Page 



Armored Against Its Enemies 6 



Every Inch Protected 9 



A Relic of Past Ages 13 



The Cactus Still Bears Leaves 16 



As Smooth as Velvet 19 



A Transformation Seen in the Making 22 



After a Year in the Dark 25 



A Typical Cactus Flower 27 



Spineless Cactus in Patch 33 



Cactus Seedlings in "Flat" 186 



Cactus Seedlings Transplanted 188 



Celery 



Wild Celery 134 



Cherry 



Five Hundred Kinds on One Tree 209 



A New Canning Cherry 265 



Clover 



Simulating a Poisonous Look 47 



Coconut 



The Coconut's Three Eyes 95 



Corn 



An Experiment in Corn 91 



Our Corn and Its Tiny Parent 127 



Some Other Forms of Corn 129 



Rainbow Corn 283 



Dahlias 



Unblended Heredities 42 



Daisy 



The African Orange Daisy 140 



We Find a White Cousin 149 



The Variations Spread Before Us 151 



A Broadening of the Petals 153 



More Orange in the Center 155 



A Full Orange Center 157 



More Evidence of Broad Petals 159 



A Better Orange Than Its Parent 161 



Variation on the Outside .' 163 



We Could Make a Purple Daisy 165 



Our First Pink Daisy 167 



A Second Step in Selection 169 



Try, Try Again 171 



At Last the Pink Daisy 173 



