Language selection


Trees, insects and diseases of Canada's forests

Group 10


Leaves alternate, simple; edges lobed

Leaves lobed, tip slender, notches U-shaped; buds completely covered with dense, grayish-white hairs

  • Black oak
  • Black oak

Leaves lobed, lower surface hairy; acorn covered with a fringed cup

  • Bur oak
  • Bur oak

Leaves coarsely toothed ending in a large tooth, 10-18 cm long, 10-15 principal veins per side

  • Chinquapin oak

Leaves coarsely toothed, 5-15 cm long, 4-9 principal veins per side

  • Dwarf chinquapin oak

The only oak native to British Columbia

  • Garry oak

Tree uncommon in Canada, occurring in Ontario, east of Lake Superior and north of Lake Erie, in open, disturbed habitats; leaves lobed with slender tips, constricted toward the base; twigs reddish-brown

  • Northern pin oak

Leaves with 5-7 lobes, tip slender, notches U-shaped; cup shallow

  • Pin oak
  • Pin oak

Leaves with 7-9 lobes, tip slender, notches V-shaped; cup hairless

  • Red oak

Trees occurring in a few locations in southern Ontario, north of Lake Erie, on lowlands and along streams, on poorly drained, heavy soils; leaves with 7-11 lobes, slender tip and rounded base; cup slightly hairy

  • Shumard oak

Leaves lobed, lower surface hairy; acorns on long stalks

  • Swamp white oak
  • Swamp white oak

Leaves lobed, lower surface hairless; fringeless cup enclosing one-quarter of the nut

  • White oak
  • White oak

Page details

Date modified: