276 



INDEX 



Antlmrium longifolium, conversion of root- 

 apex into shoot, 140. 



Anticlinals, 48. 



Antithamnion cruciat^lm, contractile rhi- 

 zoids of, 14. 



Antitoxins, use of, 270. 



Apical cell, regeneration of, 170. 



Apiocystis, growth of cell-wall of, 30. 



Apples, freezing of, 241 ; freezing-point of, 

 242. 



Apposition, 25, 29, 30 ; in starch-grains, 35. 



Archegonium, influence of, on planes of 

 division, 158. 



Arnoldi, 10, 144, 182. 



Arnould, 193. 



Artari, 229. 



Arthur, 208. 



Arum maculatum, contraction of roots of, 

 14. 



Asci, influence of starvation on production 

 of, 1 1 6. 



Ascobalus, stretching of membranes of, 57. 



Ascoidea ntbescens, influence of food on 

 formation of conidia by, 1 16. 



Ascophanus carneus, influence of starvation 

 on formation of asci in, 116. 



Ascophylhim nodosum, polarity of, 1 57. 



Askenasy, 5-12, 16, 29, 46, 79, 81, 84, 91, 

 120, 161, 177, 206, 214; on early 

 flowering, 205 ; on periodicity, 213; 

 on rate of growth of staminal fila- 

 ments, 17. 



Asomatophytes, growth in size of embryonic 

 cells in, 5. 



Asparagin, influence of, on nitrifying bac- 

 teria, 112. 



Aspergillus, apical growth of hypha of, 5 ; 

 conditions for germination of spores of, 

 113; influence of food on cardinal tem- 

 peratures for, 80 ; moisture on for- 

 mation of spores by, 123; A.fumigatus, 

 resistance of, to desiccation, 255 ; 

 temperature limits for growth of, 76 ; 

 importance of, 78 ; A.glaticus, influ- 

 ence of light on, 247 ; A. niger, accom- 

 modation of, to concentrated solutions, 

 119; action of CuSO 4 on, 260; non- 

 formation of conidia under water, 121 ; 

 temperature limits for growth of, 76. 



Aspidium violescens, minimum temperature 

 for, 233. 



Atkinson, 103. 



Atropa Belladonna, shortening of hypocotyl 

 of, 14. 



Atropin, accumulation of, in grafted pota- 

 toes, 174. 



Attachment, influence of contact on organs 

 of, 129, 130. 



Automorphosis, 137. 



Autonasty, definition of, 73. 



Autonomic, 137. 



Autoplasy, 137. 



Autotropism, 137. 



Auxanometer, 21, Fig. 8, 22. 



Auxesis, definition of, 73, 74. 



Avena, 19; conducting paths in, 186; A. 



sativa, influence of injury on growth 



of, 134. 

 Azolla, influence of soil on growth of roots 



of, 122; root abscission in, 218. 



Bachmann, 80, 90, 117, 121, 123. 



Bachmetjew, 242, 244. 



Bacillus, influence of changes of concen- 

 tration on, 256; B. anthracis, accom- 

 modation of, to low temperatures, 80; 

 action of CuSO 4 on, 260; asporogeny 

 in, 193 ; influence of cold on, 238 ; 

 light on, 247 ; temperature on growth 

 of, 8 1 ; change of temperature on, 82 ; 

 resistance of spores of, to heat, 226, 227 ; 

 temperature limits for growth of, 76 ; 

 B. butylicus, resistance of, to heat, 227 ; 

 B. carotarttm, influence of desiccation 

 on, 256; B. cyaneo-fuscus, temperature 

 limits for growth of, 76 ; B. fliiores- 

 cens, accommodation of, to high tem- 

 peratures, 80 ; B. mesentericus vul- 

 gatzis, resistance of, to heat, 227 ; B. 

 prodigiosus, motile variety of, 194; B. 

 subtitts, accommodation of, to high 

 temperatures, 80 ; influence of cold on, 

 238 ; temperature on growth of, 

 8 1 ; resistance of, to heat, 226; tem- 

 perature limits for growth of, 76 ; B, 

 tuberculosis, temperature limits for 

 growth of, 76 ; B. tumescens, influence 

 of temperature on, 81 ; B. typhi, influ- 

 ence of desiccation on, 251. 



Bacteria, accommodation of, to poisons, 

 262 ; action of hydrogen ions on, 272 ; 

 light on, 248, 249 ; diameter of, 

 39 ; dividing size of, 38 ; freezing of, 

 241, 244; influence of desiccation on, 

 251 ; mechanical vibrations on, 131 ; 

 - temperature on, 84 ; life of, in plas- 

 molytic solutions, 257, 258 ; rapidity of 

 growth of, 15, 16; resistance of, to 

 boiling, 226, 227 ; - - to cold, 238 ; 

 to desiccation, 255, 256; temperature 

 limits for growth of, 76. 



Bacterium colt, immotile varieties of, 194; 

 B. pJwtometricitm, rapid response of, 

 96; B.ramosum, asporogeny of, 193; 

 B. Zopfi, influence of desiccation on, 

 256. 



Bactriditim fiufyricuw, optimum percentage 

 of oxygen for, 1 14. 



Bambusa gigantea, growth -coefficient of, 

 16, 17. 



Baranetzsky, 22, 96, 128; on periodicity, 

 201-3. 



Barbula muralis, resistance of, to desicca- 

 tion, 250; to heat, 229. 



Barkhausia taraxifolia, fasciation of, 165. 



Earth, in. 



