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Sapwood |
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sapwood, relatively thin, youngest, outer part of the woody stem of a tree, the part that conducts water and dissolved materials. In the cross section of a tree, the sapwood is recognizable by its texture and color; it is softer and lighter than the inner heartwood heartwood, the central, woody core of a tree, no longer serving for the conduction of water and dissolved minerals; heartwood is usually denser and darker in color than the outer sapwood.
..... Click the link for more information. . As the tree grows in diameter, the innermost layers of sapwood become heartwood, and new sapwood is produced on the outside of the woody column. See wood wood, botanically, the xylem tissue that forms the bulk of the stem of a woody plant. Xylem conducts sap upward from the roots to the leaves, stores food in the form of complex carbohydrates, and provides support; it is made up of various types of cells specialized ..... Click the link for more information. . sapwood [′sap‚wu̇d] (botany) The younger, softer, outer layers of a woody stem, between the cambium and heartwood. Also known as alburnum. sapwood, alburnum sapwood Sapwood alburnum, the outer, young, physiologically active layers of wood adjoining the generative tissue, or cambium. Sapwood is distinguished from the interior part (heartwood) by its lighter color and lesser mechanical solidity; it contains more water and is less resistant to destruction by fungi and insects than heartwood and mature wood. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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No references found | Stumps thirty or forty years old, at least, will still be sound at the core, though the sapwood has all become vegetable mould, as appears by the scales of the thick bark forming a ring level with the earth four or five inches distant from the heart. |
Sapwood |
SAPTBG SAPTCO SAPTEM SAPTF SAPTG SAPU Sapucaia Sapucaia nut SAPUG Sapulpa Sapulpa Sapulpa Board of Adjustment Sapulpa, Oklahoma Sapulpa, Oklahoma Sapunov, Evgenii Sapunov, Evgenii Nikolaevich Sapunov, Nikolai Sapunov, Nikolai Nikolaevich SapuraAcergy Sdn. Bhd. SAPV SAPV&B SAPVR SAPW SAPWD SAPWG SAPWI Sapwood SAPWOTSAPY Sapygidae SAQ SAQA SAQAD SAQC SAQD SAQI SAQIP SAQJ SAQLI SAQM SAQMC SAQMG SAQOL Saqqaq Heliport Saqqara Saqqara Saqqara Saqqara, Egypt Saqqara, Egypt Saqqarah Saqqarah Saqqarah SAQSG Saqsin SAQSIQ SAQSQ | |||||||
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