191 
Appendix Table 4 
Botanical composition of esophagus fistula samples 
from Salix ovalifolia sand dunes. Percent. 
Corresponding vegetation plots 97-106 
EF samples 
Shrubs 
Salix ovalifolia leaf 
Salix ovalifolia stem 
Salix ovalifolia veins 
Grass 
Dupontia fisheri 
Elymus arenarius 
Herbs 
Artemesia spp. 
Chrysanthemum integrifolium 
Parrya nudicaulis 
Polemonium boreale 
Primula spp. 
Poligonum viviparum 
Herb leaf 
Herb flower 
Herb pistil 
Dead 
Dupontia fisheri 
Salix ovalifolia 
