Leaf shape
| Code | Term | Description |
|---|---|---|
| 1 | Lanceolate (similar to ovate, but the end is pointed) | |
| 2 | Elliptical (longest axis in the center of the blade, symmetrically curved margins) | |
| 3 | Wedge-shaped = obtriangular (the petiole is at the apex of a triangle) | |
| 4 | Obovada (inversely ovate) | |
| 5 | Ovate (larger diameter below the central axis; symmetrically curved margins, egg-shaped or ovatained) | |
| 6 | Rhombic (longest axis in the center of the leaf, straight margins, diamond shape) | |
| 7 | Oval | |
| 8 | Other (specify) |