Dr. £.0. Horning 
David L. Roger eon 
Plant Material Tested in Costa Rica 
The following Is a list of plant material tested June 24 
July$, 1955* 
NUMBERS 
N & CCL. 
NAME 
MATERIAL TESTED 
TESTS 
to S 
N»13J9 
773 
Lvs. stems Bran. 
flvrs. 
WHO 
N-1340 
776 
Rutaceae? 
Lvs. stems bran 
flwrs. 
a» 
N-1341 
777 
Viburnum? 
Lvs. stems bran, 
flwrs. 
- 
• 
N-1342 
778 
Lvs. stems bran. 
** 
a* 
N.1343 
780 
Whole plant 
“ 
*** 
N-I3M+ 
781' 
Rubiaceae 
Lvs. stems 
- 
** 
N-1345 
782 
Lvs. stems frt. 
- 
** 
N-1346 
783 
Compositae 
Whole plant 
- 
N-1347 
784 
Lvs. stems bran. 
- 
- 
N-1348 
785 
Whole plant 
- 
- 
N-1349 
786 
Whole plant 
tat 
- 
N-1350 
788 
Ericaceae? 
Lvs. stems bran. 
- 
00 
N-1351 
789 
Rubiaceae (Psyehotria?) 
Lvs. stems bran. 
- 
- 
N-1352 
790 
Croton 
Lvs. stems bran, 
flwrs. 
- 
- 
n-1353 
791 
Mela s toma ta c ea e 
Lvs. stems bran. 
- 
- 
n-1354 
792 
Arajfliaceae 
Lvs. steals bran. 
- 
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