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Our Core Work
All Core Work
Conservation Ecology
Conservation Across Ecosystems
Conservation Challenges
Education and Professional Development
Publications
Research Projects
Species Conservation
Convening & Science Advisory Projects
Forest Landscapes
Data Collection
Forests & Climate Change
Forests & Water
Independent Science Team
Landscape Mapping
Landscape Modeling
Species Accounts
Trade Analysis & Land Use Change
Wildfire
Oregon Biodiversity Information Center
Invasive Species
Mapping Natural Vegetation
Natural Areas
ORBIC Special Projects
Rare Species
Oregon Explorer
Rangeland Sustainability
Rangeland Publications
Rangeland Vegetation Monitoring
Rangeland Wildfire
SageCon Partnership
Tools & Technical Resources for Rangeland Management
Water
INR Water-related Work
Institute for Water & Watersheds
How We Do It
Our Products
Data
Maps
Other Resources
Presentations
Tools
Our Team
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Philip K. Gaddis
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Christy JA
,
Kimpo A
,
Marttala V
,
Gaddis PK
,
Christy NL
. 2009.
Urbanizing Flora of Portland, Oregon, 1806-2008.
.
:1-319.
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H
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.
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