Sapindus saponaria, , 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 : 36

Key to subspecies of Sapindus saponaria

1.. Leaflet blades lanceolate, ovate, elliptic, to obovate, 1.8–3.5(4.5) times longer than wide, on mature stems 3–12(14) cm long, 1.5–5 cm wide (to 32 cm long and 7.5 cm wide on immature stems), symmetric to asymmetric, straight to falcate, glabrous to pubescent, adaxially drying pale green, green, to pale brownish green ................................................................. subsp. saponaria

1. Leaflet blades broadly ovate, elliptic, to lanceolate, 1.6–2.7(3.5) times longer than wide, on mature stems (5) 7–19 cm long, (2.7) 4.5–7.6 cm wide, usually symmetric or nearly so, not or only slightly falcate, glabrous, adaxially drying green to pale green ............................................................................................................................................................................... subsp. jardinianus