APPENDIX C. Key to the Community Types 



Use the following definitions for canopy coverage terms in 

 the key: 



present 



common 



scarce 



well represented 



poorly represented 



greater than 0% cover 

 greater than 1% cover 

 less than 1% cover 

 greater than 5% cover 

 less than 5% cover 



KEY TO PHYSIOGNOMIC TYPES 



Trees present and reproducing successfully (i.e., Abies 

 lasiocarpa , Juniperus osteosperma , J. scopulorum , Picea 

 enqelmannii , Pinus contorta, P_^ f lexilis , P. ponderosa , 

 and/or Pseudotsuqa menziesii ) 



.... FORESTS and WOODLANDS (Key A) 

 Not as above 2 



Artemisia nova , A. pedatif ida , A. spinescens , A. tridentata , 

 Atriplex nuttallii , A. conf ertif olia , Potentilla fruticosa, 

 and/or Sarcobatus vermiculatus well represented 



.... SHRUBLANDS (Key B) 

 Graminoids, forbs, and/or Chrysothamnus nauseosus connon 



.... GRASSLANDS (Key C) 



A. KEY TO FOREST AND WOODLAND TYPES 



1. Abies lasiocarpa present and reproducing successfully .... 2 



1 . Not as above 5 



2. Sites at or above the cold limits of Pseudotsuqa menziesii 

 and having Ribes montiqenum well represented 



.... Abies lasiocarpa / Ribes montiqenum 



2 . Not as above 3 



3. Vaccinium scoparium well represented 



.... Abies lasiocarpa / Vaccinium scoparium 



3. Vaccinium scoparium poorly represented or absent 4 



4. Clematis columbiana present 



.... Abies lasiocarpa / Clematis columbiana 



4. Clematis columbiana absent 



.... Abies lasiocarpa / Arnica cordifolia 



5. Pinus f lexilis a successfully reproducing dominant; often 

 sharing that status with Pseudotsuqa menziesii 6 



5. Pinus f lexilis absent or clearly serai 9 



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