- secondary xylem
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xylem derived from the cambium during secondary growth.
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Universalium. 2010.
secondary xylem
Look at other dictionaries:
secondary xylem — xylem derived from the cambium during secondary growth … Useful english dictionary
secondary xylem — See: secondary vascular tissue … Glossary of Biotechnology
Xylem — Multiple cross sections of a flowering plant stem showing primary and secondary xylem and phloem[1] Xylem is one of the two types of transport tissue in vascular plants. (Phloem is the other). The word xylem is derived from the Classical Greek… … Wikipedia
xylem — /zuy leuhm, lem/, n. Bot. a compound tissue in vascular plants that helps provide support and that conducts water and nutrients upward from the roots, consisting of tracheids, vessels, parenchyma cells, and woody fibers. [1870 75; < G, equiv. to… … Universalium
Secondary growth — In many vascular plants, secondary growth is the result of the activity of the vascular cambium. The latter is a meristem that divides to produce secondary xylem cells on the inside of the meristem (the adaxial side) and secondary phloem cells on … Wikipedia
xylem ray — noun or xylary ray : a vascular ray or portion of a vascular ray that is located in xylem called also wood ray; compare phloem ray * * * a vascular ray extending into or located entirely within the secondary xylem. Also called wood ray. [1870 75] … Useful english dictionary
xylem — A complex tissue specialized for the conduction of water and mineral nutrients in solution. Xylem may also function as a supporting tissue, particularly secondary xylem … Glossary of Biotechnology
xylem ray — a vascular ray extending into or located entirely within the secondary xylem. Also called wood ray. [1870 75] * * * … Universalium
secondary wood — Xylem in the stem or root produced by the vascular cambium … Expanded glossary of Cycad terms
secondary vascular tissue — Vascular tissue (xylem and phloem) formed by the vascular cambium during secondary growth in a vascular plant … Glossary of Biotechnology
