On Kaiser Ridge there are stands of lodgepole pine, and at timberline whitebark pine and Sierra juniper grow in mats of krummholtz.
22.
It grows at high elevations in the mountains, on steep slopes, talus outcrops, and ridges, sometime alongside whitebark pine.
23.
The forest has hundreds of species of trees and plant life such as lodgepole pine, whitebark pine and varieties of spruce and fir.
24.
However, the whitebark pine has been in decline due to White Pine Blister Rust : whitebark pine mortality in some areas exceeds 90 %.
25.
However, the whitebark pine has been in decline due to White Pine Blister Rust : whitebark pine mortality in some areas exceeds 90 %.
26.
Whitebark pine nuts and army cutworm moth caterpillars, which are found in these forests, provide vital food for Wyoming s grizzly bear population.
27.
Moreover, Yellowstone lost roughly 27 percent of its whitebark pines in the 1988 fires, and the trees will take about 100 years to replace.
28.
This species forms dense, pure stands on protected slopes with moist soil, but can also co-occur with Sierra juniper and whitebark pine.
29.
The highest elevation forests contain whitebark pine, Engelmann spruce, subalpine fir, and limber pine, including the largest individual whitebark pine in North America.
30.
The highest elevation forests contain whitebark pine, Engelmann spruce, subalpine fir, and limber pine, including the largest individual whitebark pine in North America.
