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protoxylem
[ proh-tuh-zahy-luhm, -lem ]
noun
, Botany.
- the part of the primary xylem that develops first, consisting of narrow, thin-walled cells.
protoxylem
/ prō′tə-zī′ləm /
- The first formed xylem that differentiates from the procambium.
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Word History and Origins
Origin of protoxylem1
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