A\aJrXiP9i4rm'l       Alkaloids  in  Belladonna  Plant.  103 
Table  II. 
Comparison  of  Percentage  of  Alkaloids  in  Different  Parts  of  Plants. 
Alkaloids  (per  cent.) 
Part  of  plant 
Average 
Fraction 
of  aver- 
Plant 
Plant 
Plant 
Plant 
age  total 
No.  1 
No.  2 
No.  3 
No.  4 
of  4 
plants 
alkaloids 
in 
4  plcints 
Flowers  
0.445 
O.277 
O.366 
O.452 
0.385 
2 .03 
Flowering  tops  
.862 
.770 
.847 
.982 
•865 
1533 
T 
.Leaves '. 
.079 
.013 
.  009 
*7  C  *7 
•757 
.079 
3  00 
Large : 
•37° 
At  t 
.  07  I 
•449 
•337 
•434 
IO  .  90 
Petioles  
•381 
.839 
•354 
.502 
.769 
■93 
Entire  large  leaves  
•378 
•592 
•443 
•345 
•439 
11.94 
Total   
•432 
•597 
.472 
.400 
•475 
14-95 
otems: 
Qmo1 1 
.441 
.707 
.510 
.710 
.  007 
10 . 4° 
Large : 
•337 
•372 
•3°7 
.410 
•35° 
2  -97 
Bark  
.128 
•153 
.142 
.111 
•134 
1. 17 
Wood  
.105 
.130 
.114 
.  127 
.119 
3i3 
Entire  large  stems  
.156 
.186 
•152 
•173 
.167 
7.27 
Total  
•237 
•358 
•257 
.318 
.292 
17  .62 
Roots : 
Small  
.508 
•592 
.651 
.491 
.561 
12.63 
Large : 
Wood.  
•433 
•479 
•553 
■479 
.486 
26.86 
Bark  
.310 
•345 
.306 
.294 
•314 
10.58 
Entire  large  roots  
•383 
•424 
.469 
.409 
.421 
37-44 
Total  
•398 
•450 
•5i5 
•430 
•448 
50.07 
Entire  plant  
.418 
.466 
.468 
•425 
•444 
ward  detached  and  kept  separate.  The  berries  were  allowed  to  dry 
slowly  in  the  air  until  the  seeds  and  husks  could  be  separated.  The 
young  sprouts,  which  were  found  mainly  along  the  lower  portions 
of  the  large  stems,  were  from  2  to  4  inches  long  and  consisted  of 
tender  growth  of  stem  and  leaves.  Since  these  were  first-year  plants 
all  the  stems  were  rather  small  and  none  were  large  enough  to  be 
