PLATE 12 



WILLOWS 



1. Salix longifolia: 



a, staminate catkin 



b, pistillate catkin 



c, pistillate flower 



2. Salix reticulata 



3. Salix chlorophylla 



4. Salix irrorata 



5. Salix discolor 



6. Salix monticola 



7. Salix Wolfii 



8. Salix Nuttallii 



