Leaf mid-rib colour
The colour of the vein in the leaf that extends from the base of the leaf to its tip.
| Code | Term | Description |
|---|---|---|
| 5 | Purple | greyed-purple group 183D, 183C, 183B, 183A |
| 6 | Other | (Specify) |
| 1 | White (colourless) | white group 155B |
| 2 | Dull green | greyed-green group 191C |
| 3 | Yellow | yellow group 7A, 7B |
| 4 | Brown | greyed-orange group 165C |