INDEX AND SUMMARY 



185 



Buttercup, green flowers, 107 ; nec- 

 tar, 96 ; protection, 56. 



Butterfly flower, Pea, 92. 



Butternut, buds, 46 ; bud scales, 48 ; 

 cambium, 23 ; corky bark, 23 ; cor- 

 tex, 23 ; hat d bast, 23 ; internodes, 

 22; medullary rays, 23 ; nodes, 22; 

 pollination, 95 ; pith, 23 ; rings of 

 wood, 23; soft bast, 23; stem, 22; 

 xylem, 23. 



Buttonball, stem, 148. 



Cactus, storage, 58, 157. 



Calico Bush, stamens, 97. 



Calla Lily, breathing pores, 30; epi- 

 dermis, 29 ; green pulp, 30 ; leaf, 

 27; praefoliation, 53; spadix, 103; 

 spathe, 103; stomata, 30; woody 

 framework, 30. 



Calochortus, vegetative reproduction, 

 164. 



Calycanthus, flower, 107. 



Calyptra, Funaria, 127; Moss, 127; 

 Polytrichum, 127. 



Calyx, Crassula, 82 ; Evening Prim- 

 rose, 94 ; Fuchsia, 94 ; in incom- 

 plete flowers, 91; CEnothera, 94; 

 Pea, 93 ; synsepalous, 93. 



Cambium, Butternut, 23 ; Sunflower, 

 20 ; Walnut, 23. 



Capsule, definition of, 117; Funaria, 

 127; Moss, 127; Polytrichum, 127. 



Caraway Seed, umbel, 102. 



Carpel, definition, 94. 



Carrion Flower, odor, 96. 



Carrot, storage, 62, 157 ; umbel, 102. 



Caruncle, Castor Bean, 4. 



Castor Bean, caruncle, 4 ; caulicle, 5 ; 

 chalaza, 5 : cotyledons, 5, 13 ; em- 

 bryo, 5; endosperm, 5; hilum, 5; 

 kernel, 5 ; rhaphe, 4 ; seed, 4, 143, 

 144; seed-coats, 5; seedling, 13; 

 tegmen, 5, 13 ; testa, 5, 13. 



Catalpa, winged seeds, 123. 



Caulicle, Bean, 3, 4 ; Castor Bean, 5 ; 

 Corn, 7, 14; Onion, 8, 15; I'inf, 

 8,15- 



Century Plant, storage, 59. 



Chalaza, 143; Bean, 2, 4; Castor 

 Bean, 5. 



Chelone, capsule, 117. 



Cherry, drupe, in, 112, 176; leaf, 

 149 ; praefoliation, 52. 



Chestnut, protection of fruit, 122. 



Chinquapin, protection of fruit, 

 122. 



Choripetalous, corolla, 93. 



Chrysanthemum, leaf, 33. 



Clcuta bulbifera, bulblets, 164. 



Circumscissile dehiscence, 118 ; Ana- 

 gallis, 118; Pimpernel, 118; Portu- 

 laca, 118; Purslane, 118. 



Cirrhiferous, pinnate leaves, 151. 



Cladophyllum (plural cladophylla), 

 Myrsiphyllum, 36 ; Smilax, 36. 



Cleavers, phyllotaxy, 39; seed dis- 

 persal, 122. 



Cleistogamous, flowers, 100 ; Fringed 

 Polygala, 100 ; Polygala paucifolia, 

 100 ; P. polygama, 100. 



Cleft, 29. 



Clematis, clasping petioles, 66 ; climb- 

 ing, 66. 



Climbing, Ampelopsis, 159; Bean, 

 159 ; Bramble, 157 ; by aerial root- 

 lets, 67 ; by clasping petioles, 66 ; 

 by tendrils, 65, 66; Clematis, 66; 

 Cypress Vine, 159; direction of 

 twining, 64, 65 ; Dodder, 70 ; 

 Dutchman's Pipe, 159 ; Grape 

 Vine, 159; Hop, 64; Ipomcea, 

 159; Ipomcea purpurea, 159; Ivy, 

 66 ; Japanese Creeper, 159 ; Jas- 

 mine-flowered Nightshade, 66; 

 Manettia, 64, 159 ; Morning Glory, 

 65; Pea, 66, 159; plants, 64; 

 reading upon, 158 ; Rose, 157 ; 

 Solanum Jasminoides, 66, 159 ; 

 Squash, 65; twining, 64, 65; Vir- 

 ginia Creeper, 159; Virgin's Bower, 

 66; Yam, 159. 



Clotbur, seed dispersal, lai. 



Clover, flower, 96; head, 103. 



Coalescence, 89, 93, 168, 169; Co- 



