Biology - Biotechnology (BZ)
Industries & Crafts - Finished Products (IN)


Definition a) a woody excrescence on a bole, branch, buttress, or rhizome, having a highly contorted grain; b) the characteristically contorted figure obtained therefrom, sometimes including numerous small knot-like growths ("eyes")
Reference Ford-Robertson,Soc.Am.Foresters
(1) TERM burr
Reference Ford-Robertson,Soc.Am.Foresters
Note {GRM} n.
(2) TERM burl
Reference Ford-Robertson,Soc.Am.Foresters
Note {GRM} n.
{REG} CAN,USA



(1) TERM lupia
Reference Metro


Larousse shows it as = nudo (en la madera)

http://www.answers.com/burl
burl (bûrl)
n.
1. A knot, lump, or slub in yarn or cloth.
2.
a. A large rounded outgrowth on the trunk or branch of a tree.
b. The wood cut from such an outgrowth, often used decoratively as a veneer.
tr.v., burled, burl•ing, burls.
To dress or finish (cloth) by removing knots, lumps, slubs, or loose threads.
[Middle English burle, from Old French bourle, tuft of wool, diminutive of bourre, coarse wool, from Late Latin burra, shaggy garment.]