INDEX AND SUMMARY 



Grape Vine, defoliation, 38 ; tendrils, 



159- 



Grafting, 80. 

 Grass, phyllotaxy, 153; pollination, 



95, l6 9- 

 Ground Cherry, seed dispersal, 124. 



Habenaria, fertilization of, 168. 

 Hard bast, Sunflower, 20; Walnut, 



23- 



Hastate, 29. 



Hawthorn, protection, 156. 

 Hazel, bud scale, 48 ; defoliation, 38 ; 



phyllotaxy, 153. 

 Head, Lantana, 103; Red Clover, 



103 ; Verbena, 103. 

 Heliotrope, anthotaxy, 174. 

 Hemerocallis, phyllotaxy, 153. 

 Hepatica, flower, 91. 

 Herb, 19. 

 Herbaceous, 19. 

 Hesperidium, Lemon, 114; Orange, 



114; pulp, 114; rind, 114; seeds, 



114; septa, 114. 

 Heterogonous, dimorphism, 171 ; tri- 



morphism, 171. 

 Heterostyly, Bluet, 99 ; Decodon, 99 ; 



Eschscholtzia, 99 ; Houstonia cceiu- 



lea, 99 ; Lythrum Salicaria, 99 ; 



Nesaea, 99 ; Primrose, 99 ; Purple 



Loosestrife, 99. 

 Heterostyly, reading upon, 171 ; 



Swamp Loosestrife, 99. 

 Hibiscus, capsule, 117; dichogamy, 



98. 



Hibiscus Syriaca, double flowers, 107. 

 Hickory, pollination, 95. 

 Hilum, Bean, I, 4; Castor Bean, 5 ; 



Onion, 7. 

 Hirsute, 29. 

 Hispid, 29. 



Holly, leaves, 152; phyllotaxy, 41. 

 Honeysuckle, connate perfoliate 



leaves, 34. 

 Hop, climbing, 64; seed dispersal, 



124. 

 Hop Hornbeani, seed dispersal, 124. 



Horse Chestnut, defoliation, 38. 

 Houstonia, heterostyly, 99, 171. 

 Huckleberry, drupe, 112. 

 Hyacinth, pistil, 94; storage, 61, 62; 

 tunicated bulb, 62. 



Imparipinnate, leaves, 151. 



mpatiens, pod, 116. 



mperfect (flower), definition, 90. 



ncomplete (flower), definition, 91. 



ndehiscent, fruits, no. 



ndeterminate, anthotaxy, 104. 



ndian Pipe, saprophyte, 161. 



ndian Turnip, storage, 158. 



ndividual, definition, xiii. 

 Indusium (plural indusia), Fern, 126. 

 Insectivorous Plants, 73; Darling- 



tonia, 74, 162 ; Drose 

 penthes, 162 ; Pitche 

 161 ; reading upon, 

 cenia, 161 ; Sarracen 

 73 ; Sundew, 75 ; Utri 



a, 162 ; Ne- 

 Plant, 73, 

 61 ; Sarra- 

 a purpurea, 

 ularia, 162 ; 



Venus Fly-trap, 74, 75, 162. 



Insect-pollinated flowers, Barberry, 

 97 ; Buttercup, 96 ; Calico-Bush, 97 ; 

 Carrion Flower, 96; Clover, 96; 

 color, 95 ; Columbine, 96 ; Kalmia, 

 97 ; Lantana, 96 ; Larkspur, 96 ; 

 Mimulus, 97 ; Monkey Flower, 

 97; nectar, 96; odor, 96; Orchids, 

 96 ; Pansy, 96 ; Smilax herbacea, 

 96; Torenia, 97; Trillium erec- 

 tum, 96. 



Instruments, 132. 



Internodes, 12, 25; Butternut, 22; 

 Corn, 21 ; Grass, 79; Mint, 79; 

 Sunflower, 19 ; torsion of, 44 ; Wal- 

 nut, 22. 



Involucre, Caraway Seed, 102 ; Car- 

 rot, 102; definition, 102; Fennel, 

 102; Parsnip, 102; Poison Hem- 

 lock, 102. 



Ipomoea, climbing, 159; corolla, 



93- 



Ipomaaa purpurea, climbing, 159. 



Iris, capsule, 117 ; leaves, 35; phyllo- 

 taxy, 153 ; reproduction, 79 ; stor- 



