from The Century Dictionary.
- Greatly enlarged at the base: applied to a tree. Also
Sorry, no etymologies found.
If the old trees are few to the acre, the sprout clusters will be so far apart that excess of side light will produce clumps of swell-butted, short limby trees, of little use for lumber; that is, unless there is also a seedling growth of fir or other species to fill the blanks and bring up the density.