Secondary phloem

secondary phloem Phloem produced by the vascular cambium in a woody plant stem or root.
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secondary phloem All phloem tissue formed by the vascular cambium in woody tissues.
secondary pollutants Chemicals modified to a hazardous form after entering the air or that are formed by chemical reactions as components of the air mix and interact.
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secondary phloem
Tissue produced by vascular cambium and composed of both sieve tubes and companion cells.
Covered in Lab 9 Seed Plant Sporophyte ...
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The cambium layer forms new cells on both the inside and outside of the cambium cylinder, with those on the inside forming secondary xylem cells, and those on the outside forming secondary phloem cells.
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the growing meristematic tissue from which the secondary phloem and xylem tissues arise in roots and stems; located between wood and bark
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...
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Phloem is produced in phases. Primary phloem is laid down by the apical meristem. Secondary phloem is laid down by the vascular cambium to the inside of the established layer(s) of phloem.
Categories: Plant physiology
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Cambium - In older parts of the root, another meristem forms between the xylem and phloem. Mitosis in the cambium produces new "secondary xylem" to the inside and secondary phloem to the outside.
Water Uptake ...
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