| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Nicotiana | glauca | 2391 |
| 2 | Nicotiana | obtusifolia | 456 |
| 3 | Nicotiana | tabacum | 104 |
| 4 | Nicotiana | quadrivalvis | 77 |
| 5 | Nicotiana | repanda | 55 |
| 6 | Nicotiana | plumbaginifolia | 51 |
| 7 | Nicotiana | attenuata | 44 |
| 8 | Nicotiana | clevelandii | 21 |
| 9 | Nicotiana | acuminata | 19 |
| 10 | Nicotiana | sylvestris | 15 |
| 11 | Nicotiana | trigonophylla | 13 |
| 12 | Nicotiana | alata | 9 |
| 13 | Nicotiana | velutina | 5 |
| 14 | Nicotiana | nudicaulis | 4 |
| 15 | Nicotiana | tomentosa | 4 |
| 16 | Nicotiana | rustica | 3 |
| 17 | Nicotiana | suaveolens | 3 |
| 18 | Nicotiana | longiflora | 2 |
| 19 | Nicotiana | spegazzinii | 2 |
| 20 | Nicotiana | thyrsiflora | 1 |
| 21 | Nicotiana | langsdorffii | 1 |
| 22 | Nicotiana | glutinosa | 1 |
| 23 | Nicotiana | stocktonii | 1 |
| 24 | Nicotiana | bonariensis | 1 |