| 1 | Flowers from the stem |
| 1' | Flowers from foliate or defoliate axils of branchlets. |
| 2 | Flowers pedicelled for at least 2 mm. Fruit smooth in the dry state, finally yellow to orange |
| 2' | Flowers subsessile (pedicels 0.5-1, rarely up to 2 mm). Fruit smooth or usually markedly tubercled in the dry state, finally cherry red |
