snovjberry, Douglas-fir/sexviceberry, Douglas- fir/kinikinnick, 

 Douglas-fir/Oregon grape, Douglas-fir/Canac3a violet, Douglas- 

 fir/ t-v;infla.'.'er and Douglas- fir /burx^hterxy dogvxxx3. 



Lodgepple pine series . Lodgepole is extensive at mid to upper 

 elevations on cool, mesic slopes. It is likely serai, related to 

 fire history. Succession rrey be very slo,'/, hov^ver, reflecting 

 possible soil loss follc^^ing extensive bums. Understory is 

 depauperate, iraking classification difficult. Types that may be 

 present include lodgepole pine/twinflo/,er, lodgepole pine/mixed 

 shrub, lodgepole pine/huckleberry species, and lodgpole 

 pine/ccnrron juniper. 



Spruce series . Spruce is found on East Butte (Figure 2) at mid 

 to upper elevaticns. Potential types include spruce/tvrinflc^•.■er, 

 spruce/ccmnxDn juniper and perhaps spruce/matted clematis on 

 limestone substrates. 



Subalpine fir series . Subalpine fir/carmon juniper and subalpine 

 fir/twinf lower are found in the Bear's Paw Mountains (Roberts, 

 1980), and nay be present in the S\-.eet Grass Hills. Other 

 possible subalpine fir types include subalpine fir/grouse 

 whortleberry and subalpine fir-^siTitebark pine at the highest 

 elevaticns. 



29 



