Figure 1. Number of Botrychium hesperium , B. paradoxum and B^ 

 watertonense plants in sample populations in 1990-92. 



200 



00 



c 

 _D 



CL 



CD 



E 



13 



150 



100 



50 







• hesperium 

 V paradoxum 

 ▼ watertonense 



90 



91 

 Year 



92 



