Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.
| 1 Leaves of flowering stems flat, the widest 3.3-5.0 mm wide |
| 1 Leaves of flowering stems channeled or involute, the widest 1.0-3.5 (-4.3) mm wide |