UNITED STATES & MEXICAN BOUNDARY 
| 
| 
} 
| 
i 
| 
{ 
| 
} 
Ft 53: 
Weber sc 
CACTACER 
P. Roetter del 
| 
| 
| 
| 
| 
| 
| 
| 
| 
CEREUS FENDLERI 
