﻿INDEX 
  

  

  361 
  

  

  Cones 
  of 
  gymnosperms, 
  283, 
  284*, 
  

  

  288*, 
  293* 
  

   Conidia, 
  239 
  

  

  Coniferous 
  forest, 
  287*, 
  295*, 
  297* 
  

   Coniferous 
  woods, 
  108-110 
  

   Conifers, 
  industrial 
  importance 
  of, 
  

  

  108, 
  288, 
  289 
  

   Conjugation, 
  224*, 
  225 
  

   Coppice, 
  118, 
  121 
  

   Coprinus, 
  257*, 
  261 
  

   Conn, 
  87 
  

  

  Corn, 
  cultivation 
  of, 
  322 
  

   Corn, 
  fibrovascular 
  bundles 
  of, 
  11 
  

   Corn, 
  flowers 
  of, 
  15*, 
  143*, 
  144* 
  

   Corn, 
  grains 
  of, 
  17*, 
  183* 
  

   Corn, 
  pollination 
  of, 
  143*, 
  144*, 
  184, 
  

  

  185* 
  

  

  Corn, 
  root 
  system 
  of, 
  7*, 
  30*, 
  31 
  

   Corn, 
  whole 
  plant, 
  7* 
  

   Corn 
  breeding, 
  *181-186 
  

   Corn 
  smut, 
  251* 
  

  

  Corn 
  stem, 
  structure 
  of, 
  11*, 
  68* 
  

   Corolla, 
  14*, 
  125* 
  

   Cortex, 
  11*, 
  20*, 
  63* 
  

   Cotton, 
  313 
  

   Cotton 
  wilt, 
  247 
  

   Cottonwood 
  buds, 
  development 
  of, 
  

  

  100*, 
  101* 
  

  

  Cottonwood 
  plantation, 
  115* 
  

   Cottonwood 
  twigs, 
  100*, 
  101*, 
  105* 
  

   Cotyledon, 
  158*, 
  159*, 
  162*, 
  104* 
  

   Cowpea, 
  205* 
  

   Crossing, 
  187 
  

  

  Cross-pollination, 
  139, 
  *144-154, 
  185* 
  

   Crown 
  gall, 
  211* 
  

   Cryptogams, 
  299 
  

   Cucumber, 
  wilting 
  of, 
  23* 
  

   Cup 
  (cupule) 
  of 
  Marchantia, 
  269* 
  

   Cuticle, 
  285* 
  

   Cuttings, 
  90* 
  

   Cyanophycere, 
  260 
  

   Cypress, 
  26*, 
  294 
  

   Cytoplasm, 
  21 
  

  

  Dahlia, 
  thickened 
  roots 
  of, 
  45* 
  

   Daily 
  movements 
  of 
  leaves, 
  77* 
  

   Dandelion, 
  fruits 
  of, 
  167* 
  

   Darwin, 
  Charles, 
  138, 
  167, 
  190* 
  

   Dasya, 
  232*, 
  261 
  

   Decay, 
  203, 
  204 
  

   Deciduous, 
  82, 
  83 
  

   Dehiscence, 
  299 
  

   Denitrification, 
  206 
  

   Dependent 
  plants, 
  *48~54 
  

   Desert 
  plants, 
  28, 
  29* 
  

  

  Detasseling 
  corn, 
  185, 
  186, 
  188, 
  189 
  

  

  Diastase, 
  166 
  

  

  Dichogamy, 
  152*, 
  153* 
  

  

  Dicotyledonous 
  stem, 
  cross 
  section 
  

   of, 
  12, 
  62 
  

  

  Dicotyledonous 
  stem, 
  minute 
  struc- 
  

   ture 
  of, 
  63*, 
  64* 
  

  

  Dicotyledons, 
  158, 
  302, 
  306 
  

  

  Diffusion, 
  41 
  

  

  Digestion, 
  46 
  

  

  Dimorphous 
  flowers, 
  153* 
  

  

  Dioecious 
  flowers, 
  127* 
  

  

  Diphtheria, 
  213 
  

  

  Disease, 
  210-218, 
  328-331 
  

  

  Distribution 
  of 
  plants, 
  4 
  

  

  Distribution 
  of 
  seeds, 
  166, 
  167, 
  170, 
  

   171 
  

  

  Diurnal 
  position, 
  77* 
  

  

  Dodder, 
  51*, 
  52 
  

  

  Dogtooth 
  violet, 
  72* 
  

  

  Double 
  fertilization, 
  302 
  

  

  Douglas 
  fir, 
  294 
  

  

  Downy 
  mildew, 
  *239-242 
  

  

  Drainage, 
  321 
  

  

  Dry 
  farming, 
  322, 
  323 
  

  

  Duckweed, 
  29* 
  

  

  Dunes, 
  2*, 
  4 
  

  

  Ecology, 
  plant, 
  definition 
  of, 
  137, 
  

  

  197 
  ' 
  

  

  Economic 
  botany, 
  197 
  

   Edible 
  seeds, 
  dispersal 
  of, 
  171 
  

   Egg 
  apparatus, 
  136*, 
  301* 
  

   Egg 
  cell, 
  136*, 
  228*, 
  301* 
  

   Elater, 
  278*, 
  279 
  

   Elementary 
  species, 
  180 
  

   Elements 
  occurring 
  in 
  plants, 
  37-39 
  

   Elodea, 
  31 
  

  

  Embryo, 
  16, 
  17*, 
  *1 
  58-1 
  60, 
  302, 
  303* 
  

   Embryo 
  sac, 
  300, 
  301*, 
  303* 
  

   Endosperm, 
  158, 
  160*, 
  162*, 
  183* 
  

  

  303 
  

  

  Endosperm 
  nucleus, 
  136*, 
  303* 
  

   Enzymes, 
  165, 
  166, 
  301 
  

   Epidermis, 
  11*, 
  20*, 
  285* 
  

   Epigynous, 
  131*, 
  132* 
  

   Epiphytes, 
  *48-52 
  

   Equisetum, 
  278*, 
  279 
  

   Erosion, 
  26, 
  27, 
  *325-329 
  

   Eucalyptus, 
  24, 
  76, 
  77*, 
  117* 
  

   Euphorbia, 
  82*, 
  83 
  

   Evening 
  primrose, 
  flowers 
  of, 
  132* 
  

   Evening 
  primrose, 
  fruits 
  of, 
  168* 
  

   Evening 
  primrose, 
  rosettes 
  of, 
  72* 
  

   Evergreen, 
  284 
  

  

  