tetrarch protoxylem
Term Information
- Accession
- PO:0025561
- Aspect
- plant anatomy
- Synonyms
- exact: protoxilema tetrarco (Spanish)
- exact: 四原型原生木部 (Japanese)
- Definition
- A portion of root exarch protoxylem (PO:0025555) tissue in which the primary xylem (PO:0005849) of the root system (PO:0025025) has four protoxylem strands or poles, and differentiation progresses centripetally, with the oldest elements (protoxylem) farthest from the center of the plant axis (PO:0025004). [source: ISBN:0471245208, POC:Laurel_Cooper]
- Comment
- None
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