The following are available reports relating to the GLO Historical Mapping Project. Click on the title of the report to download the file.
Rogue Valley, Lower Applegate, Upper Illinois Valley
Hickman, O.E. & J.A. Christy. 2011. Historical vegetation of central southwest Oregon, based on GLO survey notes. Final report to USDI Bureau of Land Management. Medford District, Oregon. 124 pp.
Willamette Valley and Columbia River Floodplain
Christy, J.A. & E.R. Alverson. 2011. Historical vegetation of the Willamette Valley, Oregon, circa 1850. Northwest Science 85: 93-107.