The distribution and occurrence of The distribution and occurrence of the birds of Jackson County, Oregon, and surrounding areas distributionoccu70brow Year: 1975 BJKDS OF JACKSOX CO., 01{K(;0X, & Sl ltliOl XDIXO AltKAS 9 Fig. 5. Mixed Conifer Forest north of Union Creek at 1,219 m. Franklin and Dyrness (1973) differentiated this communitA' into two zones. The western Siskiou Mountains are considered to be in the Mixed-Evergreen {Pseudotsuga-'Q\QTo\)\\\\\) Zone. The most dominant tree species are Pseudotsuga menziesii and Lithocarpus densifloriis. The west slope of the Cascades and the ea


The distribution and occurrence of The distribution and occurrence of the birds of Jackson County, Oregon, and surrounding areas distributionoccu70brow Year: 1975 BJKDS OF JACKSOX CO., 01{K(;0X, & Sl ltliOl XDIXO AltKAS 9 Fig. 5. Mixed Conifer Forest north of Union Creek at 1,219 m. Franklin and Dyrness (1973) differentiated this communitA' into two zones. The western Siskiou Mountains are considered to be in the Mixed-Evergreen {Pseudotsuga-'Q\QTo\)\\\\\) Zone. The most dominant tree species are Pseudotsuga menziesii and Lithocarpus densifloriis. The west slope of the Cascades and the eastern Siskiyou Mountains are considered in their Mixed-Conifer {Pimis-Pseudotsuga- Libocedrus-Abies) Zone, which includes as dominant trees Pseudotsuga


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