Final answer:
The plant described is poison ivy (Toxicodendron radicans). Poison ivy is a woody vine with compound leaves consisting of three leaflets. It can crawl up fences and is found in shady urban gardens, such as the one described in Toronto, Ontario, Canada.
Step-by-step explanation:
The plant described is poison ivy (Toxicodendron radicans).
Poison ivy is a woody vine that can crawl up fences and has leaves that are compound, with three leaflets. It can be found in urban gardens in shady areas, such as the one described in Toronto, Ontario, Canada. The vine of poison ivy has feet that stick to the fence, which helps it climb.
Keywords: poison ivy, woody vine, compound leaves, leaflets, crawl up fence, Toronto, Ontario, Canada