ray system
Term Information
- Accession
- PO:0025411
- Aspect
- plant anatomy
- Synonyms
- exact: horizontal system
- exact: radial system
- exact: 放射状組織 (Japanese)
- broad: ray
- Definition
- A portion of secondary vascular tissue (PO:0025409) that has as part ray wood parenchyma (PO:0004534) and extends radially in the secondary xylem (PO:0005848) and secondary phloem (PO:0005848) of a plant axis (PO:0025004). [source: ISBN:0471245208]
- Comment
- May include ray tracheids, as in Pinaceae and some Cupressaceae.
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