February, 18, 1955 
Laboratory of Chemistry of Natural Products 
v 
David L. 
logerson 
Qualitative Alkaloid Tests 
The following is a list of plant material tested January 
20 - February 
leJf 1955« 
> 
SttBER 
mm 
MAYER*S SILICO 
8-1071 
Pithecellobium flexicaule 
+44 
4+4 
M-1072 
Piptadenia paniculata 
4 
mm 
N-1073 
Sapium seblferum 
mm 
- 
M-16-D 
Abrus precatorius 
4 
4 
S- 266 -E 
Ormosia panamensis 
Seeds 
+44 
"H4 (Best) 
Pods 
44 + 
444 
K-323-C 
Piptadenia peregrins 
Seeds 
44 + 
+44 
Pods 
444 
4+4 
N-599-D 
Piptadenia macroearpa 
Seeds 
4+4 
444 
Pods 
444 
4+4 
8-1019-B 
Galanthus nivalis 
44 
+ 4 + 
8-2003-A 
Piptadenia peregrins 
Seeds & pods 
444 
444 
Leaves 
mm 
m 
H-2025-A 
lamelia-sp. 
Bark 
+(Wk) 
4 
Stems 
+(Qk) 
+(Wk) 
N-2050-A 
Tupa sp. 
■ijl 
TlT 
+44 
N-2057-A 
Ocotea sp. 
444 
TTT 
S-2193-A 
Hi Ilia parasitica 
+4 
4 
N-2231-A 
Tupa sp. 
444 
4+4 
Cassia siamea 
4+4 
4+4 
