Ambrosia trifida (giant ragweed) second-order vein cross section with secretory ducts.
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| hi-res image | |||||
| Dicot Leaf Veins | |||||
| Curtis, Lersten, and Nowak 2002 rev. 2015 | |||||
Ambrosia trifida (giant ragweed) second-order vein cross section with secretory ducts. |
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