INDEX. 



705 



de Saussure 



on exhalation of watery vapour by 

 plants, 195 



on formation of non-nitrogenous 

 organic substances in plants, 147 

 on germination of oily seeds, 205 

 on Opuntia, 207 

 on potash in plants, 132 

 on respiration of flowers, 196 

 on temperature of flowers, 314 

 on temperature of spadix, 305 

 de Saussure's law of absorption, 57 

 Saxifraga crtistata, water-gland of (Fig. 



i9)> 9 1 

 Schacht, on starch in growing cells, 



177 

 Scheele, on absorption of oxygen by 



plants, 75 



Scheibler, on asparagin in beet-root, 171 

 Schell, on tannin, 237 

 Schimper 



on aggregation, 565 

 on formation of starch-grains, 145, 

 180, 181, 182, 217 



on formation of chlorophyll-cor- 

 puscles, 240 



on geotropism of roots of Epi- 

 phytes, 458 



on proteid crystalloids, 35 

 Schindler, on effect of high tempe- 

 rature on spores, 283 

 Schizomycetes, metabolism of, 193, 211 ; 



reproduction of, 602, 604 

 Schlosing 



on absorption of ammonia by plants, 

 86 



on nitrification, 129 

 on physiological significance of 

 transpiration, 129 

 Schmidt, on emulsin, 189 

 Schmiedeberg, on proteid crystals, 172 

 Schmitz 



on formation of cellulose, 2 1 7 



on formation of cell- wall, 15, 16, 



r 45 



on formation of proteid in plant- 

 cells, 151 



on microsomata, 26 



on nuclear division, 27 



on the oogonium of Peronosporeae, 

 641 



on structure of protoplasm, 24 

 Schmoeger 



on absorption of acids by roots, 

 231 



on carbon supplied to plants by 

 organic acids, 125 

 Schb'nbein, on oxidation of ammonia, 



128 

 Schroder, on composition of sap, 91 



V. 



Schultze 



on movements of Diatoms, 520 



on rotation of protoplasm, 297 



Schulz, on evolution of ammonia by 



germinating seeds, 210 

 Schulze 



on allantoin, 221 

 on distribution of proteids, 164 

 on glutamin in beetroot, 171 

 on glutamin in pumpkin seeds, 174 

 on nitrates in plants, 127 

 on phenylamido-propionic acid, 221 

 on sugar and amides in growing- 

 point, 177 



on sulphates in germinating seeds, 

 225 



on xanthm-group, 221 

 Schumacher, on effect of low tempera- 

 tures on Schizomycetes, 272 

 Schiitzenberger 



on decomposition of fats, 173 

 on ferments, 190 



on germination at low temperature, 

 270 



on xanthm, 221 



on effect of high temperature on 

 yeast, 279 

 Schwarz, on influence of gravity on 



rate of growth, 410 

 Schwendener, on twining stems, 510 

 Sclerotinia Fuckeliana, life-history of, 



634 



Scutellum, 178 



Scyphanthus elegans, reversal of twining 

 in, 517 



Scytosiphon, reproduction of, 608 



Seed, 170; albuminous, 170; exal- 

 buminous, 170; generations in, 630; 

 germination of, 172 ; reserve materials 

 in, 169 



Seed-variation, 652 



Seeds and seedlings, comparative analy- 

 sis of, 175 



Self-fertilisation, 646 



Sempervivum, calcium oxalate in cell- 

 walls of, 22 



Senebier 



on absorption of carbon dioxide 

 by growing plants, 8 1 



on absorption of nitrogen by plants, 



85 



on dephlogistication of air, 141 

 on destructive metabolism, -292 

 of evolution of heat during flower- 

 ing, 304 



on growth of leaves in darkness, 

 382 



on transpiration, as affected by 

 substances absorbed by roots, no 

 on xanthophyll, 266, 267 



45 



