| Answer | Crossword Clue |
|---|---|
| xylochromes | XYLOCHROME, a mixture of substances to which the colour of heartwood is due |
| Answer | Crossword Clue |
|---|---|
| xylochromes | XYLOCHROME, a mixture of substances to which the colour of heartwood is due |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.