Sapindus, Linnaeus, 1753

Franck, Alan R., 2024, Revision of Sapindus sect. Sapindus (Sapindeae, Sapindoideae, Sapindaceae), including the description of three new species, Phytotaxa 648 (1), pp. 1-71 : 13

Key to sections of Sapindus :

1. Leaves simple; fruit ellipsoidal ........................................................................................................................... sect. Sapindastrum

- Leaves pinnately compound (at least in mature plants); fruit subglobose or ellipsoidal ................................................................. 2

2. Leaflets opposite; nectar disc pubescent; ovary and fruit pubescent .................................................................. sect. Dasysapindus

- Leaflets usually alternate, sometimes opposite or subopposite; nectar disc glabrous; ovary and fruit glabrous or pubescent ........ 3

3. Petals 4(–6), not clawed; nectar disc semilunar; ovary and fruit glabrous ............................................................... sect. Dittelasma

- Petals 5, usually distinctly clawed; nectar disc annular; ovary and fruit glabrous or pubescent ..................................................... 4

4. Ovary and fruit glabrous .............................................................................................................................................. sect. Sapindus

- Ovary and fruit pubescent ........................................................................................................................................ “ Incertae Sedis ”