236 



INDEX 



Crystals, cryptocrystalline, 146, 



*149 

 — , cubical, 146, *149 

 — , forms of, 146, *149 

 — , micro, 146, *149 

 — , prismatic, 146, *149 

 — , raphides, 146, *149 

 — , rosette, 146, *I49 

 Crystal-bearing fibers, 105, *107 

 • — ■ sand, 146 

 Crystalline cell contents, 142, 



*149 

 Crystalloids, 64, *147 

 Cuoxam, 226 

 Cuprammonia, 226 

 Cupric acetate solution, 226 

 Curling of sections, 14 

 Cutin, 59, 88 

 — , stains for, 68 

 Cutinized cell walls, 59, 88, 184 

 Cystoliths, *147. 148 

 Cytology, 71 



D 

 Dehydration, 3 

 Delafield's hematoxylin, 226 

 Dermatogen, 77, *78 

 Diaphragm, 41, *42 

 Dicotyledonous rhizomes, 183 



— roots, 158, *159 



— stems, 163 

 Differential staining, 68 

 Dissecting microscope, 31, *31, 



*32 

 Divergent meniscus lens, 25, *26 

 Double concave lens, 25, *26 



— convex lens, 25, *26 



— staining, 67 

 Drawings, 52 



— , apparatus for, 52, *218 

 - — , incorrect methods, *55, 56 

 Draw tube, *42, 43 



Drupaceous fruits, 201, *203, 



*204 

 — • endocarp tissues, 202 



— exocarp tissues, 201 



— ■ fibrovascular tissues, 202 



— mesocarp tissues, 202 

 Ducts, 120 



— , annular, 121, *123 



— , contents of, 122 



— , derivation of, 79 



— , direction of conduction, 122 



— , pitted, 121, *123 



— , reticulate, 121, *123 



— , scalarif orm, 121, *123 



--spiral, 121, *123 



— , structure of, 120 



— , walls of, 121 



E 

 Embedding dried materials, 16 



— fresh materials, 15 



— noninfiltrated specimens, 15 



— paraffin, 6 

 Embryo, 206 

 Emergences, 99 

 Endocarp, 198, *200 

 Endodermis of root, *78, 79, 



*128, *130, *153, 155 



stem, 83, *165, 167 



Endosperm, *200, *203, 206, *207, 



*210, 211 

 English objectives, 35 

 Epiealyx, 192 

 Epicarp, 198, *200, *203 

 Epidermal cells, forms, 89, *90, 

 *91, *93 



— tissues, 88 



Epidermis of leaf, *90, *91, 184 



root, 152, *153 



seed, 92, *93, 206, *208, 



*210 

 stem, 83, 166 



