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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 -
Final amended report and data on ecological and physical characteristics at five high-quality “least disturbed” tidal wetland sites in four Oregon estuaries. Suggested citation: "Brophy, Laura; Cornu, ...
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Final amended report and data on ecological and physical characteristics at five high-quality “least disturbed” tidal wetland sites in four Oregon estuaries. Suggested citation: "Brophy, Laura; Cornu, ...
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23. [Article] Rare, Threatened and Endangered Species of Oregon
Extinction is a natural process. Today, however, plant and animal species are disappearing world-wide at an accelerated pace. Based on current trends, half of the species on earth will be extinct within ...Citation -
Extinction is a natural process. Today, however, plant and animal species are disappearing world-wide at an accelerated pace. Based on current trends, half of the species on earth will be extinct within ...
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25. [Article] Wet Meadow Plant Associations, Malheur National Wildlife Refuge, Harney County, Oregon
In July 2012, we sampled 131 plots in wet meadow habitat at the southern end of the Malheur National Wildlife Refuge. Analysis of the data identified eleven different plant associations: Alopecurus pratensis, ...Citation -
26. [Article] Wet Meadow Plant Associations, Double O Unit, Malheur National Wildlife Refuge, Harney County, Oregon
This report summarizes vegetation data collected in July 2015 in wet meadow and marshy habitats on the Double O Unit of Malheur National Wildlife Refuge (MNWR). Because vegetation sampled at the Double ...Citation -
Report to U.S. Fish and Wildlife Service, Region 1, Portland, Oregon
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