| Solanaceae | |
Solanum chacoense var. angustisectum
| (Hassl.) Hassl. | Annuaire Conserv. Jard. Bot. Genève 20: 186 | 1917 |
| Solanaceae | |
Solanum chacoense fo. caipipendense
| (Cárdenas) Correll | Wrightia 2(4): 172 | 1961 |
| Solanaceae | |
Solanum chacoense subsp. chacoense
| | | |
| Solanaceae | |
Solanum chacoense var. latisectum
| (Hassl.) Hassl. | Repert. Spec. Nov. Regni Veg. | |
| Solanaceae | |
Solanum chacoense subsp. muelleri
| (Bitter) Hawkes | Scottish Pl. Breed Station Ann. Report 61 | 1956 |
| Solanaceae | |
Solanum chacoense fo. pilosulum
| (Hassl.) Hassl. | Annuaire Conserv. Jard. Bot. Genève 20: 186 | 1917 |
| Solanaceae | |
Solanum chacoense subsp. subtilius
| (Bitter) Hawkes | Rep. Scott. Pl. Breed. Stat. 61 | 1956 |