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Christy, John A.
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1. [Article] 00 OR Wetlands Ref Site Data Intro Page(1).pdf
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6. [Article] 03 Refence Site Location Maps.pdf
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7. [Article] 04 Reference Marsh Characteristics.pdf
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11. [Article] 08 Reference Conditon Data- Site Tidal Datums.pdf
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12. [Article] Historical and Existing Vascular and Bryophyte Flora, Former Blue Heron Paper Mill, Willamette Falls, Oregon City, Oregon
Willamette Falls has long been a focus of botanical interest, but industrial development at the site has limited public access for over a century. The closure of the Blue Heron paper mill on the south ...Citation -
13. [Article] Rare Plant Associations, Oregon Dunes National Recreation Area, Sutton Recreation Area, and Heceta Sand Dunes ACEC/ONA
In 2011, USFS requested the services of Portland State University's Oregon Biodiversity Information Center (ORBIC) to update its assessment of rare plant associations that occur on coastal sand dunes. ...Citation -
14. [Article] Wet Meadow Plant Associations, Malheur National Wildlife Refuge, Harney County, Oregon
Report by Portland State University's Oregon Biodiversity Information Center (ORBIC), part of the Oregon University System's Institute for Natural ResourcesCitation -
15. [Article] Native wetland, riparian, and upland plant communities and their biota in the Willamette Valley, Oregon
As part of the Willamette Basin Geographic Initiative Program, the Environmental Protection Agency (EPA) funded The Nature Conservancy of Oregon to inventory, classify, and map native wetland and riparian ...Citation -
Soils data for additional tidal wetland sites on the OR coast are intended to be added to this site. These data for 2007 may be updated with additional samples.
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Soils data for additional tidal wetland sites on the OR coast are intended to be added to this site. These data for 2007 may be updated with additional samples.
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18. [Article] Wet Meadow Plant Associations, Double O Unit, Malheur National Wildlife Refuge, Harney County, Oregon
Jess Wenick and Chad Karges of Malheur National Wildlife Refuge (MNWR) provided guidance, logistical support, and funding to The Wetlands Conservancy (TWC) for this project. Esther Lev of TWC coordinated ...Citation -
19. [Article] Rare Plant Associations, Oregon Dunes National Recreation Area, Sutton Recreation Area, and Heceta Sand Dunes ACEC/ONA
Nine of the ten rare plant associations identified in the dunes in 1993 are recommended for continued inclusion in conservation planning. Large-patch associations are currently in good condition, but small-patch ...Citation -
20. [Article] Urbanizing Flora of Portland, Oregon, 1806-2008.
Second printing with corrections and additions, December 2009.Citation