INDEX 



275 



Carpinus betulus, mycorrhizas of, 106 

 Carrion flies, 78 



flower, pollination of, 84 

 Carya alba, 239 



cordiformis, 226 



mycorrhizas of, 107 



ovata, 107, 216, 226, 239 



pecan, 239 

 Caryophyllacese, pollination of, 83 

 Castanea dentata, 239 

 Catalpa, 185 

 Catkins, 66 

 Cattail, 168, 224, 229 

 Ceanoihus, 113, 245 



cuneatus, 34 

 Cecidomyidse, 111 

 "Cedar apples," 112 

 Celastrus, 91 

 Celtis, 249 

 Cenchrus, 187 

 Century plant, 52 



Cephalanthus occidentalis, 222, 224, 229 

 Cerasiiinn, 227 

 Cercis canadensis, 15 

 Cercocarpus parvifoliiis, 245 

 Charmedaphne, 175, 230 

 Chamsephytes, 176 

 Chaparral communities, 245 

 Chapman, R. N., 136 

 Cham, 145 



Chenault, Tandy P., 237 

 Cherry, 112, 223, 245 

 Chestnut, 239 

 Chickweed, 121, 227 

 Chipp, T. E., 271 

 Chlorenchyma, 41, 43 

 Chlorophyll, 41, 44, 123, 126 

 Chloroplasts, 44 

 Chresard, 147 

 Chrysothamnus, 251 

 Church, Margaret B., 26 

 Cinquefoil, 222, 227 

 Cladophara, 230 

 Clark, G. R., 156 

 Clark, Orin Jay, 166 

 Classification of plant communities, 

 192-202 



of plants on basis of water supply, 

 159-160 

 Clay, 146 



Claytonia virginica, 197, 232 

 Clematis, tendrils of, 93 

 Clements, E. S., 54 

 Clements, Frederic E., 13, 26, 88, 143, 



202, 218, 219, 261, 271 

 Climax and serai communities, 198-199 



stages of succession, 217 

 Clover, pollination of, 81, 82 



white, flowers of, 80, 81 

 Cocklebur, 186, 224 

 Cocoanut, 186 

 Cocnophytcs, 37 



Cold-air drainage, 143 

 Collenchyma, 30 

 Collinsia verna, 197 

 Colloids, 146 

 Collybia, 60 



velutipes, 120 

 Colonies, 199 



Color in insect pollination, 78, 79 

 Colver, C. W., 166 

 Comandra umbellata, 222 

 Compass plants, 127 

 Competition, 210-211 

 Composite family, 18 



latex vessels in, 37 

 Composites, galls on, 112 

 Conductive tissue, 29 

 Coniferous forest communities, 241- 



245 

 Conifers, pollination of, 69 

 Conservation, 259, 260 

 Consociations, 194-196 

 Consocies, 198 



Cooper, W. S., 40, 164, 219, 230, 246 

 Copper, 149 

 Coprinus comatus, 207 

 Corallorhiza, 110 

 Cordyceps, 102 

 Cork, 32, 33, 168 

 Cormack, R. G. H., 26 

 Corn, prop roots of, 25 



roots of, 20, 22 



thermal constant of, 135, 136 



transpiration of, 160 

 Cornus, 229 



Corylus americanits, 225 

 Cosens, A., 116 

 Cottam, W. P., 219 

 Cotton, 135, 136, 185 



grass, 185 

 Cottonwood, 154, 216, 222 

 Coulter, J. M., 26, 40, 54, 72 

 Cowles, H. C, 26, 40, 54, 72, 219 

 Cranberry, 175, 230 

 Cratxgus, 90 

 Creosote bush, 235, 251 

 Cress, lake, leaves of, 52 

 Crop production, 258 

 Cross and close pollination, 65 

 Croxton, W. C, 230 

 Crump, L. M., 156 

 Cryptophytes, 177 

 Crystals, 53 

 Curtis, O. F., 137 

 Cuscnta, 103, 236 

 Cushion herbs, 178 

 Cuticle, 32 

 Cutin, 32, 168 



on leaves, 49 

 Cutler, D. W., 156 

 Cycadacese, 113 

 Cynipidse, 111 

 Cynoglossum, 187 



