﻿Index 
  

  

  845 
  

  

  peloric, 
  see 
  Peloric 
  toad- 
  

   flax. 
  

  

  sterility 
  of 
  mutants, 
  477 
  

  

  unusual 
  pelorism, 
  486 
  

   Tomato, 
  653 
  

  

  " 
  Acme," 
  656, 
  657 
  

  

  " 
  Mikado," 
  654 
  

  

  mutation 
  of, 
  655 
  

  

  upright, 
  654 
  

  

  "Washington," 
  657 
  

   Tournefort 
  

  

  author 
  of 
  genera, 
  33 
  

   Tracy, 
  W. 
  W. 
  592 
  

   Trees, 
  genealogic, 
  707, 
  708 
  

   Tricotyls, 
  416, 
  418, 
  419, 
  420 
  

   Trifolium 
  incarnatum, 
  353 
  

   Triticum 
  dicoccum, 
  105 
  

   Tropaeolum, 
  193, 
  668 
  

  

  majus, 
  pelorism 
  of, 
  485 
  

   "True 
  Exercises 
  with 
  Plants" 
  

  

  (Hunting), 
  490 
  

   Tulips, 
  149, 
  178, 
  274, 
  323 
  

  

  black, 
  620 
  

   Turnip, 
  244, 
  621 
  

   Twisted 
  stems, 
  402, 
  403, 
  405, 
  

  

  413 
  

   Twisted 
  varieties 
  

  

  atavists 
  of, 
  406 
  

  

  U 
  

  

  Ulex 
  europaeus, 
  140, 
  217 
  

   Ulmus 
  pedunculata, 
  615 
  

   pedunculata 
  urticaefolia, 
  

  

  615 
  

  

  Umbellifers, 
  457 
  

   Umbilicus, 
  669 
  

   Unger, 
  105 
  

   Unit-characters, 
  249, 
  261, 
  306, 
  

  

  307, 
  313, 
  658, 
  689, 
  715, 
  

  

  716 
  

  

  Urban, 
  265 
  

  

  Uropedium 
  lindenii, 
  487 
  

   Utility, 
  685, 
  724 
  

   Utricularia, 
  672 
  

  

  Vaccinium 
  Myrtillus, 
  577 
  

   Valerian, 
  402, 
  409 
  648 
  

  

  twisted, 
  403 
  

  

  Valeriana 
  offtcinalis, 
  402 
  

   Vallisneria, 
  684 
  

   Van 
  den 
  Berg, 
  625 
  

   Van 
  de 
  Water, 
  614 
  

   Van 
  Mons, 
  76, 
  77, 
  78, 
  806 
  

   Variability 
  (see 
  also 
  Fluc- 
  

   tuation), 
  188, 
  190, 
  191 
  

  

  analogous, 
  244 
  

  

  apple, 
  75 
  

  

  asexual, 
  320 
  

  

  correlative, 
  142, 
  143, 
  148, 
  

   167 
  

  

  cultivated 
  plants, 
  66 
  

  

  embryonic, 
  770, 
  771, 
  814 
  

  

  ever-recurring, 
  190 
  

  

  fluctuating 
  (see 
  also 
  indi- 
  

   vidual), 
  62, 
  142, 
  190, 
  

   233, 
  375, 
  416, 
  454, 
  698, 
  

   759, 
  762, 
  765, 
  766, 
  767, 
  

   770, 
  771, 
  789, 
  805, 
  814 
  

  

  fluctuating 
  vs. 
  mutability 
  

   568 
  

  

  homologous, 
  244 
  

  

  individual 
  (see 
  also 
  fluc- 
  

   tuating), 
  190, 
  716, 
  718, 
  

   746, 
  749, 
  770, 
  814 
  

  

  influence 
  of 
  mutation 
  on, 
  

   335 
  

  

  kinds 
  of, 
  715 
  

  

  nutrition 
  and, 
  390, 
  391, 
  

   719, 
  771 
  

  

  parallel, 
  243 
  

  

  partial, 
  440, 
  444, 
  718, 
  746, 
  

   748, 
  753, 
  814, 
  816 
  

  

  repeated, 
  242 
  

  

  restricted, 
  598 
  

  

  sectional, 
  317 
  

  

  sexual, 
  320 
  

  

  sources 
  of, 
  758 
  

   Variation 
  

  

  bud, 
  176, 
  178, 
  180, 
  284, 
  

   317, 
  318, 
  321, 
  338, 
  427, 
  

   750 
  

  

  definition 
  of, 
  188 
  

  

  partial, 
  788, 
  789 
  

  

  seed, 
  750 
  

  

  spontaneous, 
  191 
  

  

  use 
  of 
  term, 
  189 
  

   Variegation, 
  426, 
  427 
  

  

  