Urban Tree Key
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Urban Tree Key / Leaves simple / Leaves alternate / Margin wavy / Pinnately veined / Not acorn / Evergreen / No dots / > 1/2″ / Lobed or spiny

Leaves variable throughout tree or not?

Leaf margin sawtoothed, smooth or lobed all on the same tree

Flowers orange or red; fruit woody
Firewheel Tree (Stenocarpus sinuatus)

Leaf margin spiny and prickly

Flowers white or greenish

Urban Forest Ecosystems Institute
NRES Department
California Polytechnic State University
San Luis Obispo, CA 93407

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