Summary ³

Quercus rubra, commonly called northern red oak or champion oak, (syn. Quercus borealis), is an oak in the red oak group (Quercus section Lobatae). It is a native of North America, in the northeastern United States and southeast Canada. It grows from the north end of the Great Lakes, east to Nova Scotia, south as far as Georgia and states with good soil that is slightly acidic.

The northern red oak typically grows to about 90 feet high, but gan grow up to 130 feet. Its trunk can be up to 40 inches in diameter. Its leaves have seven to nine lobes, an are 5 to 10 inches long and about five inches across. The leaves turn bright red in Autumn, lending the tree its common name.

Sources and Credits

1. (c) António Pena, some rights reserved (CC BY-NC-SA), http://www.flickr.com/photos/8358282@N02/3235731853
2. (c) Joshua Tewksbury, some rights reserved (CC BY-NC-SA), uploaded by Joshua Tewksbury
3. Adapted by Audrey Vogel from a work by (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Quercus_rubra

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• eFloras.org
• Flora Digital de Portugal
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• NBN Atlas
• New Zealand Plant Conservation Network
• OregonFlora.org
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online
• 日本のレッドデータ検索システム
• 植物和名−学名インデックス YList

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