| 1 | Lower surface of the lamina with hairs in the areoles |
| 1' | Lower surface of the lamina with hairs (almost) confined to the veins and veinlets or glabrous |
| 2 | Stipules 2-5 cm long; figs in the leaf axils, the receptacle 2-3.5 cm diam. when dry |
| 2' | Stipules 0.5-1.8 cm long; figs mostly below the leaves, the receptacle 0.5-1.8 cm diam. when dry |
| 3 | Lamina with entire (or crenate) margin, usually smooth above, (sub)coriaceous |
| 3' | Lamina with dentate to denticulate margin, usually scabrous to scabridulous above, chartaceous to subcoriaceous |
| 4 | Margin of the lamina dentate, denticulate or crenate |
| 4' | Margin of the lamina entire or subentire (sometimes sinuate to sublobate) |
| 5 | Stipules only ciliolate or, if hairy outside, then sparsely white puberulous on the keel; lamina 3-7-lobed to -fid also on fertile branches; fig receptacle usually (sub)pyriform and at least 1.5 cm diam. when dry; introduced, fruit tree |
| 5' | Stipules densely hairy or, if sparsely, then at least with some brownish stiff hairs on the keel; lamina 3-7-lobed to -fid usually only on sterile branches; fig receptacle not pyriform or, if subpyriform, then less than 1.5 cm diam. when dry |
| 6 | Waxy glands in pairs, laterally at the base of the petiole |
| 6' | Waxy glands lacking at the base of the petiole, or if present, then inconspicuously and median at the base of the petiole |
| 7 | Stipules 0.4-0.8 cm long, usually brown hairy; fig receptacle 0.7-1 cm diam. when dry |
| 7' | Stipules 0.8-3.2 cm long, usually whitish to yellowish hairy; fig receptacle 1-1.6(-2) cm diam. when dry |
| 8 | Stipules with stiff hairs only on the keel |
| 8' | Stipules with hairs covering the whole surface |
| 9 | Stipules only ciliolate or entirely glabrous |
| 9' | Stipules hairy outside, at least on the keel |
| 10 | Epidermis of the petiole flaking off; base of the lamina cuneate |
| 10' | Epidermis of the petiole persistent; base of the lamina rounded to cordate; introduced, ornamental shrub or treelet |
| 11 | Stipules 0.4-0.8 cm long, usually brown hairy; fig receptacle 0.7-1 cm diam. when dry |
| 11' | Stipules 0.8-3.2 cm long, usually whitish to yellowish hairy; fig receptacle 1-1.6(-2) cm diam. when dry |
