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UC IPM Home > Weed Photo Gallery > Identification Characteristics of Broadleaves > Stems

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How to Manage Pests

Identification: Characteristics of Broadleaves

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Stems

Stems may be rounded or angled in cross section.

Stems are round in
cross section		 Stems are square
(90-degree angles) in cross section
A rounded stem A square stem

Statewide IPM Program, Agriculture and Natural Resources, University of California
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