resin canal

An intercellular tube lined with resin-secreting cells, found in the wood and leaves of many gymnosperms. Also called resin duct.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

References in periodicals archive

Almost all members of the myrrh tree family possess resin canals in their stems and when cracks and fissures form in the bark the resin exudes spontaneously.

Myrrh: A Key New Weapon in the Constant Fight against Parasites and Other Stealth Pathogens

Many studies have shown that the increased permeability occurring during water storage of logs is a result of the decomposition of bordered pit membranes, ray parenchyma cells, and resin canals by bacterial action (Knuth and MeCoy 1962, MacPeak 1963, Greaves 1969).

Induction of a permeability gradient in kiln-dried ponderosa pine

Douglas fir is a resinous wood, and the resin canals can leak and bleed, marking the wood with tiny lines most visible on longitudinal surfaces.

Majestic Douglas fir the leader in plywood

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