PLaTE XXXII 
| BANISTERIA SP 
R.SPRUCE Nol66 
0 10 20 
MINUTES 
HARMINE 
|| OGG: 
cH, 
| | | 
| pA 
ee | ey ee a 
oO 10 20 
MINUTES 
Gas chromatogram of alkaloid fraction from Spruce’s material and 
reference substance. Conditions: Column 2 m ; i.d. 8.2 mm ; 59% 
y ry x te) 
OV-17 on 100-120 mesh Gas Chrom P ; temp. 230°. 
[ 130 | 
