Table D-ll 



Importance Values for Species Occurring at Site 11. 

 Arranged by Zone and Vegetation Layer 



147 



Species 



Percent Percent Percent 

 Relative Relative Relative Importance 

 Frequency Density Dominance Value 



Zone 2 



Trees 



Nyssa ogeche 



Nyssa aquatica 



Taxodium distichum 



Fraxinus pennsylvanica 



Planera aquatica 



41.2 



70.4 



54.5 



166.1 



17.6 



11.4 



21.7 



50.7 



17.6 



6.8 



14.9 



39.3 



11.8 



4.6 



8.3 



24.7 



11.8 



6.8 



0.6 



19.2 



100.0 



100.0 



100.0 



300.0 



Saplings and Shrubs 

 Planera aquatica 



Woody Vines 

 None present 



Herbs and Woody Seedlings 

 Quercus lyrata 

 Gratiola virginiana 

 Cynoctonum mitreola 

 Leersia lenticularis 

 Carya aquatica 

 Planera aquatica 

 Taxodium distichum 

 Vitis palmata 

 Asclepias perennis 

 Pilea pumila 

 Phanopyrum gymnocarpon 

 Nyssa aquatica 

 Spilanthes americana 

 Smilax hispida 

 Nyssa ogeche 

 Gleditsia aquatica 

 Forestiera acuminata 

 Commelina diffusa 

 Cephalanthus occidentalis 



100.0 



100.0 



100.0 



300.0 



15.1 

 16.4 

 9.6 

 8.2 

 9.6 

 8.2 

 6. 

 4. 

 4. 

 2. 



8 



1 



.1 



.7 



2.7 

 2.7 

 1.4 



1.4 



17.2 



32.3 



12.8 



29.2 



18.5 



28.1 



11.9 



20.1 



7.5 



17.1 



6.4 



14.6 



5.3 



12.1 



3.2 



7.3 



3.2 



7.3 



2.1 



4.8 



2.1 



4.8 



2.1 



4.8 



1.1 



2.5 



1.1 



2.5 



1.1 



2.5 



1.1 



2.5 



1.1 



2.5 



1.1 



2.5 



1.1 



2.5 



Zone 3 



Trees 



Carya aquatica 

 Forestiera acuminata 

 Nyssa aquatica 

 Fraxinus carol iniana 



18.6 



16.7 



34.1 



69.4 



14.8 



31.2 



4.6 



50.6 



11.1 



10.3 



22.0 



43.4 



14.8 



16.7 



4.0 



35.5 



