Pacific Northwest Research Station 333 SW First Avenue Portland, OR 97204
(503) 808-2592
Here are some interesting facts about just a few types of trees and shrubs in the Old-growth Ponderosa Pine zone.
Ponderosa Pine (Pinus ponderosa)
Basin Big Sagebrush (Artemisia tridentata)
Antelope Bitterbrush (Purshia tridentata)
Idaho Fescue (Festuca idahoensis)
Bluebunch Wheatgrass (Pseudoroegneria spicata)
Animals Sample animals from the Old-growth Ponderosa Pine zone
USDA Forest Service - Pacific Northwest Research Station Last Modified: Tuesday, 01 March 2005 at 14:33:47 EST