https://catalogue-scientifique.canada.ca/record=3568785~S6*frc
U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2010
"This guidebook describes Woodcock Bog Research Natural Area (RNA), a 114-ha (281-ac) area located within the Klamath-Siskiyou ecoregion in southwestern Oregon.
Publication gouvernementale