Since it may be assumed (in fact, examination of the seeds 
established) that the seeds collected by Spruce had matured, it 
was necessary for comparison to analyze similar material. 
Investigation of mature seeds (*‘March 1975”’) from the Puerto 
Rican locality, where immature seeds had been collected pre- 
SAMPLE NO. : 6 
WAITING PERIOD 1 SAMPLE PERIOD 1S 
ANADENANTHERA PEREGRINA RICHARD SPRUCE 
CHANNEL MASS HEIGHT RET. TIME RATIO 
1 204 430 8.47000 1 
2 186 
3 188 
4 218 
10@ 
80 J 
5-OH-DMT 
60 
40 _ 
204 
186 
20 _— 188 
=I 
na 218 
ae 
Ts) 
Ww 
S T T T T 1 
1 4+ 7 10 13 16 
RETENTION TIME minutes 
Fig. 2. Mass fragmentogram (OV-17) of the alkaloidal fraction from the 
Anadenanthera peregrina seeds of Puerto Rico (seeds **March 1975"’) 
analysed in 1975). 
281 
