Quercus acutissima
Common name: 
Sawtooth Oak
Pronunciation: 
kwer-KUS a-ku-TIS-i-ma
Family: 
Fagaceae
Genus: 
Type: 
Broadleaf
Native to (or naturalized in) Oregon: 
No
  • Deciduous tree, 40-60 ft (12-18 m) tall, pyramidal when young, oval to broad rounded in age.  Leaves alternate, simple, 9-18 cm long, 2.5-6 cm wide, obovate-oblong to oblong, tip acuminate, base rounded or broad wedge-shaped, margin serrate with bristle-like teeth, glossy above, mostly glabrous below, clear yellow or golden brown in fall.  Fruit (acorn) with long spreading and recurving scales, about 2 cm long.
  • Sun, adaptable.  Grows well in the heat of the south.
  • Hardy to USDA Zone (5)6      Native to Japan, Korea, and China, and Himalayas.
  • acutissima: very sharply pointed, the leaves.
  • Oregon State Univ. campus: southeast of Community Hall (fromerly Benton Hall)
  • Portland, OR: Hoyt Arboretum
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  • male catkins

    male catkins

  • plant habit

    plant habit

  • plant habit

    plant habit

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    plant habit

  • leaves

    leaves

  • leaf

    leaf

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    leaf margin

  • developing acorns

    developing acorns

  • developing acorn and leaves

    developing acorn and leaves

  • plant habit, fall

    plant habit, fall

  • leaves, fall

    leaves, fall

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    branch

  • trunk, bark

    trunk, bark

  • winter twig and buds

    winter twig and buds