 Lodgepole pine dominates in cold , dry areas from 5 @,@ 200 feet ( 1 @,@ 600 m ) to 9 @,@ 200 feet ( 2 @,@ 800 m ) . The understory in lodgepole pine forests can be sparse but includes grasses , forbs , huckleberries , and grouse whortleberry , although fires in these forests are typically lethal to trees and understories alike . At the highest elevations , forests consist of subalpine fir alongside whitebark pine and Engelmann spruce . Grasses and forbs tolerant to freezing throughout the growing season occupy the understory . 
 Lodgepole pine <a href='uninflect' title='1'><mark>dominates</mark></a> in cold , dry areas from 5 @,@ 200 feet ( 1 @,@ 600 m ) to 9 @,@ 200 feet ( 2 @,@ 800 m ) . The understory in lodgepole pine forests can be sparse but <a href='uninflect' title='2'><mark>includes</mark></a> grasses , forbs , huckleberries , and grouse whortleberry , although fires in these forests <a href='drop_aux' title='3'><mark>are</mark></a>typically lethal to trees and understories alike . At the highest elevations , forests consist of subalpine fir alongside whitebark pine and Engelmann spruce . Grasses and forbs tolerant to freezing throughout the growing season occupy the understory . 
Lodgepole pine dominate in cold , dry areas from 5 @,@ 200 feet ( 1 @,@ 600 m ) to 9 @,@ 200 feet ( 2 @,@ 800 m ) . The understory in lodgepole pine forests can be sparse but include grasses , forbs , huckleberries , and grouse whortleberry , although fires in these forests typically lethal to trees and understories alike . At the highest elevations , forests consist of subalpine fir alongside whitebark pine and Engelmann spruce . Grasses and forbs tolerant to freezin throughout da growing season occupy tdaunderstory .