Trees, insects and diseases of Canada's forests

Look at the figures and select the one that seems to match your tree.

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Group 8

Leaves in opposite pairs; simple or compound

Leaves pinnately compound; twigs smooth; fruits consist of single-winged elongated seeds

  • Ashes

Leaves simple; fruits with woody stones

  • Dogwoods
  • Dogwoods

Leaves pinnately compound; twigs rough to the touch; fruits berry-like

  • Elders

Leaves palmately compound; fruits leathery capsules

  • Horsechestnuts

Leaves simple, long-stalked, stalks not glandular; fruits consist of two winged seeds joined at the base, hanging on the same stalk

  • Maple

Leaves simple, short-stalked, stalk often with warty glands; fruits berry-like borne in erect clusters

  • Viburnum
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