A Field Guide to Poison Ivy, Poison Oak, and ... - Falcon Guides
A Field Guide to Poison Ivy, Poison Oak, and ... - Falcon Guides
A Field Guide to Poison Ivy, Poison Oak, and ... - Falcon Guides
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Also extends north in<strong>to</strong> Canada. USDA, NRCS. 2007.<br />
Rydberg’s poison ivy,<br />
Toxicodendron rydbergii. Low,<br />
non-vining shrub. Leafl et<br />
shape may vary, but is rarely<br />
lobed. Usually three leafl ets<br />
<strong>to</strong> a leaf, but can have more.<br />
Leafl ets may be hairy on<br />
their undersides. Berries are<br />
smooth <strong>and</strong> green at fi rst,<br />
then smooth <strong>and</strong> whitish.<br />
Illustration by Vivienne<br />
Morgan.
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