tertiary leaf vein

Term Information

Accession
PO:0008021
Aspect
plant anatomy
Synonyms
related: third order leaf vein
narrow: cross-vein
narrow: veinlet
exact: vena terciaria (Spanish)
exact: 三次葉脈 (Japanese)
Definition
A leaf lamina vein (PO:0020138) arising from a secondary leaf vein (PO:0020140). [source: GR:Chih-Wei_Tung]
Comment
Vein orders only apply to hierarchically branching vein patterns, not to dichotomously branching vein patterns, as found in some ferns and gymnosperms.

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External References

closePO_GIT (1)

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