Found 24 results
Author Title [ Type(Desc)] Year
Filters: Author is Christy, John A.  [Clear All Filters]
Book Chapter
Christy JA.  2012.  Habitat Changes in the Region, 1850-2010. Biodiversity Guide for the Greater Portland-Vancouver Region. :17-21.
Christy JA.  2002.  Historic vegetation of the Tualatin River Basin.. Exploring the Tualatin River Basin: a Nature and Recreation Guide.. :144.
Christy JA.  2014.  Limbella and Platylomella. Flora of North America. 28:317-319.
Report
Kagan J, Christy JA, Murray MP, Titus JA.  2004.  Classification of Native Vegetation of Oregon.
Christy JA, Garvey M.  2015.  Existing vegetation and site observations at Killin Wetland, Washington County, Oregon. Oregon Biodiversity Information Center Report.
McCain CN, Christy JA.  2005.  Field Guide to Riparian Plant Communities in Northwestern Oregon.
Adamus PR, Christy JA, Jones A., McCune M, Bauer J..  2010.  A Geodatabase and Digital Characterization of Wetlands Mapped in the Willamette Valley With Particular Reference to Prediction of Their Hydrogeomorphic (HGM) Class. :14+GISappendices.
Christy JA, Gaddis PK.  2015.  Historical and existing vascular and bryophyte flora, former Blue Heron Paper Mill, Willamette Falls, Oregon City, Oregon. Oregon Biodiversity Information Center Report.
O. Hickman E, Christy JA.  2011.  Historical vegetation of central southwest Oregon, based on GLO survey notes : final report to USDI Bureau of Land Management, Medford District.
O. Hickman E, Christy JA.  2014.  Historical vegetation of the Tiller area, Douglas County, Oregon, based on GLO survey notes.. Report to Douglas County Commissioners, Roseburg, Oregon.. :80.
Christy JA.  2015.  History, Current Conditions, and Wetland Restoration at Killin Wetlands Natural Area, Washington County, Oregon. INR Report.
Christy JA.  2004.  Native Freshwater Wetland Plant Associations of Northwestern Oregon.
Brophy LS, Cornu C.E., Adamus PR, Christy JA, Doumbia J.A., Tully R.L..  2011.  New tools for tidal wetland restoration: development of a reference conditions database and a temperature sensor method for detecting tidal inundation in least-disturbed tidal wetlands of Oregon, USA.. :199.
Christy JA.  2012.  Rare Plant Associations, Oregon Dunes National Recreation Area, Sutton Recreation Area, and Heceta Sand Dunes ACEC/ONA.
Christy JA.  2005.  Sphagnum Fens on the Oregon Coast: Diminishing Habitat and Need for Management. :38.
Christy JA, Kimpo A, Marttala V, Gaddis PK, Christy NL.  2009.  Urbanizing Flora of Portland, Oregon, 1806-2008.. :1-319.
Brophy LS, Cornu C.E., Adamus PR, Christy JA, Doumbia J.A., Tully R.L..  2011.  User’s guide to the temperature sensor method for determining tidal inundation regime..
Christy JA.  2016.  Wet meadow plant associations, Double O Unit, Malheur National Wildlife Refuge, Harney County, Oregon. Oregon Biodiversity Information Center Report.
Christy JA.  2014.  Wet meadow plant associations, Malheur National Wildlife Refuge, Harney County, Oregon [Year 2 report].. Report to U.S. Fish and Wildlife Service. :59.
Christy JA.  2013.  Wet Meadow Plant Associations, Malheur National Wildlife Refuge, Harney County, Oregon. :73.