Table 3 — Understory trees (>4.5 feet tall, established after 1900) density and species composition for 

 all detailed plots. 



Percent composition by species Most recent 



Plot 



Trees/acre 



PP 



DF 



LP 



WL 



GF 



SAF 



fire year 



L-1 



175 



35 



65 











1953 



L-2 



340 



47 



53 











1919 



1 Q 



L O 



C.OC. 





inn 











1RQ7 



B-1 



164 



11 



89 











1889 



B-2 



1099 



10 



90 











1889 



B-3 



524 



34 



66 











1889 



F-1 



525 



12 



82 



6 









1850 



F-2 



361 



3 



88 



6 



3 







1889 



B-4 



265 



3 



58 



1 





23 



15 



1908 



Lolo 1 



1900 



10 



a}4 



Ponderoso pine 

 Douglas-fir 



1 — I — I — r 



1 3 5 7 9 1113 15 17 19 2123 25 27 29 3133 35 37 39 414345 



Diameter— Class Midpoint (inches) 



Lolo 1 



12 

 10 



o 



to 5 



199 1 



Ponderoso pine 

 Douglos-fir 



^( M M 



1 i I r 



1 3 5 7 9 1 1 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 



Dionneter-Class Midpoint (inclnes) 



Lolo 2 



1900 



10 



Ponderoso pine 

 Douglos-fir 



3 5 7 9 1113 15 17 19 21 23 25 27 29 3133 35 37 39 4143 45 



Diameter-Closs Midpoint (inches) 



13 5 7 9 1113 15 17 19 2123 25 27 29 31 33 35 37 39 4143 45 



Diameter-Class Midpoint (inches) 



Figures 6a-e — Comparison of stand structures in each plot as estimated for the year 1900 

 and as measured in 1991-1993. The 1900 estimate does not include small trees that may 

 have been present, but died afterwards as a result of various agents. 



16 



