346 



Draper, on light and photosynthesis, 22 



Drosera, 37 



Drying oven, 56 



Duclaux, Microbiologie, 163, 201 



Dufour, on light and leaf form, 286 



Duhamel, on correlation, 330 



Dumas, on carbon assimilation, 3 



Dutrochet, on osmosis and on osmotic pressure, no 



Dynamometer, 304, 305 



Eberdt, on transpiration, 138 

 Ecology, 273. 274 

 Edestin, 158, 150 



Ehrlich, on oxygen requirement, 168 

 Eissler, see Bondi and E. 

 Elder, 122 



Electric discharge, 31, 72; light, 287, 288 

 Electrolytes and dissociation, 118, 242 

 Eifert, on digestion of cell walls, 186 

 Elodea, 5. 249 



Elongation, in growth, 253, 280, 281, 303 

 Emich, on microchemistry, 90 

 Emulsin, 165, 187, 223 

 Endophyllum, 301 

 Endosperm, 150, 165, 190 



Energy (see also light), in general, xxix, xxx, 51, 

 232; in plant, 23, 24, 33, 52, 198; assimila- 

 tion of, and carbon assimilation, by green 

 plants, Pt. I, Chap. I, i-39i 32-34; and carbon 

 assimilation, by plants without chlorophyll, 

 Pt. I, Chap. II, 42-61; assimilation of, from 

 organic compounds, by plants without chloro- 

 phyll, 42-47; from inorganic compounds, by 

 plants without chlorophyll, 47 

 Engeland and Kutscher, on apporhegmas, 176 

 Engelmann, on bright leaf colors, 21; on oxygen 

 evolution from cells, 23; on complementary 

 pigments, 26; on purple bacteria, 26, 292; bac- 

 terial method for studying photosynthesis, 

 23, 24 

 Engler and Weissberg, on auto-oxidation, 167 

 Enlargement, in growth, 241, 242, 247, 270 

 Entropy, 232 

 Environment, 267 



Enzymes (see also catalysis, fermentation, hydroly- 

 sis), 163-170, xxviii, xxx, 158, 164, 166, 168, 

 170, 173, 176, 184, 185, 187, 201, 204, 206, 208, 

 224-226, 229, 231; respiratory, 223-227 

 Eosin, 7 



Epidermis, 263, 268, 287 

 Epilobium, 296 

 Epinasty, 316 

 Epiphytes, 263 

 Equilibration, 296 

 Equisetum, 276 

 Eriophyes, 302 

 Ernest, see Stoklasa and E., also Stoklasa, E. and 



Chocensky. 

 Errera, on myriotonie, 119; on transpiration, 144; 



on hormones, 298 

 Escher, on carotin and lycopin, 19. (See also Will- 



statter and E.) 

 Escombe, see Brown and E. 



Ether, 6, 19, 2i, 98, 150, 156, 166, 180, 183, 184, 

 213; in forcing, 262, 263 



Ethyl chlorophyllide, 8, 9; phaeophorbide, 13 



Ethylene, 262 



Etiolated leaves, etc., 14, 17-19, 86, 141, 170, 174, 



181, 188, 210, 212, 213, 221, 224, 226, 228, 276, 



281-286 

 Etiophyllin, 8 

 Euler, Pflanzenchemie, 154, 155, 163; Chemistry of 



enzymes, 163 

 Evaporation, 134, 137, 138, 146, 147 

 Ewart, on photosynthesis, 3; on tissue strains, 251 

 Excelsin, 158 

 Excretion, of liquid, 139; of salts, 83; from bacteria, 



183; from roots, 99-126 

 Exothermic reactions, 219 

 Exudation, 140-142 



Faber, on leaf nodules, 77, 78 



Fagus (see also beech), 88, 89, 289 



Famintsin, see Famintzyn. 



Famintzyn, on light and chlorophyll formation. 14; 

 on starch formation in algae, 28; on transpira- 

 tion, 138 



Fats, 149, 154, 166, 183, 184, 189, 191, 192, 21S, 227 



Fatty seeds, 190, 215 



Faust, on animal toxins, 181 



Favorskii, on oxidation by water, 199 



Feige, see Urbain, Seal and F. 



Ferments, see enzymes, catalysis. 



Fermentation (see also catalysis, enzymes), 44-46, 

 54, 79, 199, 201-207, 230, 232, 258; and respira- 

 tion, Pt. I, Chap. VIII, 198-232; alcoholic, 

 167, 168, 170, 200, 201-208; non-alcoholic, 

 209-210; at sea-bottom, so; in human intes- 

 tine, 56; in soil, 198 



Ferns, 14, 175. 333 



Ferric chloride, 112, 120, 179; hydrate, 199; phos- 

 phate, 82; sulphate, 46 



Ferrous carbonate, 198; sulphate, 179. 199 



Fertilizers, 70, 71, 73. 93. 95, 96; artificial, 73 



Festuca, 264 



Fibrin, 166 



Filaments, staminal, 319 



Findlay, Osmotic pressure, 109, 112 



Finland, 325 



Fir (see also Abies), 221, 288, 298 



Fischer, E., on sugar synthesis, 30; on proteins, 

 161; F. and Abderhalden, on proteins, 161 



Fitting, on osmotic pressure in cells, 123; on geo- 

 tropism, 292, 295 



Flowers, cleistogamous, 291; color and salt nutri- 

 tion, 87; geotropism in, 295; and light, 291; 

 flower-heads and parasites, 302 



Flowering, 218, 256, 257 



Fluorescence, 6, 7, 9 



Fluorine, 82 



Foetus, extract of, 330 



Forcing, in greenhouse culture, 257, 258 



Formaldehyde, 18, 29-31, 213 



Fowle, see Abbott and F. 



Fragaria, 287 



Frank, on lime-nitrogen, 73; on mycorrhiza, 97 



Frankfurt, on chemistry of seeds, etc., 186, 191. 

 (See also Schulze and F.) 



Franzen, see Curtius and F. 



Fraunhofer lines, 9. 138 



