Crossword-Solution: BURLS 5 letters, 13 clues 🏆 scrabble score: 7

Gerardi's intensely interesting and original experiments, such as his method, described in the 29th Annual Report, of asexual propagation of heartnut trees on their own roots; or his method of artificially creating beautifully marked burls on black walnut logs by systematically and repeatedly scoring the bark.

The better grades are also used for furniture and cabinet work, and the "burls" found on this species are highly valued for making fancy articles, gavels, etc.

Similiar structures in the burls of black ash, maple, etc., are frequently due to the presence of dormant buds, which cause the surface of all the layers through which they pass to be covered by small conical elevations, whose cross-sections on the sawed board appear as irregular circlets or islets, each with a dark speck, the section of the pith or "trace" of the dormant bud in the center.

APPEARANCE OF WOOD: Color, dark brown, sap-wood light; ring-porous; rings, well defined; grain, straight, burls often form highly prized veneers; rays, numerous and thin.

Last but not least of the products of the ash tree are the curious and beautiful contortions of the grain found in "burls" on the trunks of old trees of many species.