76 



BOTANICAL GAZETTE 



[JULY 



Kraus 



time 



then decreased on that side of the curved shoot, a point upon 



TABLE I 



Determination of material per gram fresh weight 





Time stimulated 



Fx 



I 



- 



23-45 



23.58 

 22. 20 



Sample I, unstimulated 



8.74 (right) 



9.35 (left). ^ 



Sample II, stimulated 15 min. 



11.88 (upper) 



12.05 (lower) 



Sample III, stimulated 30 min. 



10 . 38 (upper) 



10.38 (lower) (19.35 



Sample IV, stimulated 1 hour 



11.58 (upper) 



1 2 . 20 (lower) 



Sample V, stimulated 1 . 5 hours 



7.17 (upper) 



7 . 09 (lower) 



— 



o 



ac 



19-45 



Sample VI, stimulated 2 hours 



10.23 (upper) 



10.15 (lower) 



Sample VII, stimulated 3 hours 



9.32 (upper) 



9 . 05 (lower) 



Sample VIII, stimulated 4 hours 



9.69 (upper) 



9.66 (lower) 



Sample IX, stimulated 5 hours 



6 . 92 (upper) 



7 . 63 (lower) 



22.44 

 22.00 



21.90 

 21.62 



F, 



o 



tc 



- - 



2 



B 



F, 



-s 

 3 rf 



o 



CL, 



Fi 



i a 



u _ 



- * 





3 

 3 



F, 



Dry 



weight 



(g.) 



F, 



Dry 

 weight 



(g.) 



3 



3 

 3 



4 

 4 



6 

 4 



21 3.6030. 26J0. 06845 



95 3-3I30-56 



96 



IO 



54 



5.75 32.29 



0.06878 



0.01920 

 0.01876 



F, 



Total 

 nitrogen 



(g.) 



4-93 



3-37 

 3.02 



94 

 73 



34 



82 



4.00 

 2.98 



30-23 



0.07124 0.02449 

 0.06894(0.02176 



26 .360. 06460 o . 01 809 

 25.950.068880.01887 



4-72 

 4.66 



31.38 

 29.71 



0.06296 

 0,06621 



0.01994 

 0.02014 



32.9610.05788 



o . 004800 



0.004535 



Lost 

 Lost 



Lost 

 Lost 



o . 004346 

 0.004353 





31.100.06379 



0.02224 0.004238 

 0.02146 0.004448 



Beginning visible response 



6.20 

 9-15 



8-34 

 9.10 



4.90 

 7.86 



2.44 

 3-66 



9. 20 

 1382 



3.29 



3-5° 



344 

 318 



2729 

 34.31 



34 

 40 



3i 

 34 



1.8832 

 2.6243 



73 



85 



0.05803 0.01828 

 0.06318I0. 01832 



0.06716 

 0.06802 



39 

 49 



0.07426 

 Lost 



180.06713 

 190.06783 



0.003697 

 o . 003838 



0.020540.004421 

 0.019500.004738 



0.021000.003985 

 0.01875 0.004144 



0.019070. 004855 

 o.oi686!o. 004593 



which he has frequently been 



mis 



(14, pp. 87 and 89). 



t> 



remains constant throughout, the unstim 



e> 



sample I showing almost identically the value of sample IX 

 close of the experiment. 





