Description ³

• Shape: Tree
• Leaf/Branch Arrangement: Alternate
• Flower: males 1 ½-3 inch long string-like cluster, females short, stubby, and green with red styles
• Leaves: pinnately lobes, bristle tips at end of lobes, sinuses between lobes indent less than halfway to midvein, 4-8 inches long, 4-5 ½ inches wide
• Bark: grey with smooth “ski tracks” that run vertically
• Fruit/Seed: acorn, ½-1 inch long, beret-like cap
• Height: 60-80 feet
• Flowering: May
• Habitat: forest

Fontes e Créditos

1. (c) Kerry Woods, alguns direitos reservados (CC BY-NC-ND), https://www.flickr.com/photos/93854456@N03/41602184215/
2. (c) Maggie, alguns direitos reservados (CC BY-NC), https://www.flickr.com/photos/13389908@N03/1821316762/
3. (c) Minnesota Scientific and Natural Areas, alguns direitos reservados (CC BY-SA)

Mais informações

• BioDiversity4All 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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