B.S. 21937* Sawmill. 
Southern Chaco, Argentina. 
July 5, 1920. 
Resistencia, Chaco 
B.S. 21941. Partly dry 
lagoon bordered by saw grass 
with somewhat open margins. 
Resistencia, Chaco, Argentina. 
July 8, 1920. 
KSETjV 
-•55s 
in 
1345* Plaza 
Argentina. 
July 6, 1920. 
