| Poaceae | |
Dupontia cooleyi
| A. Gray | Manual (ed. 2) 556 | 1856 |
| Poaceae | |
Dupontia drakensbergensis
| (Hedberg & I. Hedberg) Tzvelev | Novosti Sist. Vyssh. Rast. 44(6): 606 | 2013 |
| Poaceae | |
Dupontia fisheri
| R. Br. | Chlor. Melvill. 33 | 1823 |
| Poaceae | |
Dupontia fulva
| (Trin.) Röser & Tkach | Taxon 69(2): 265 | 2020 |
| Poaceae | |
Dupontia micrantha
| Holm | Repert. Spec. Nov. Regni Veg. 3: 337 | 1907 |
| Poaceae | ! |
Dupontia pelligera
| (Rupr.) Nyman | Consp. Fl. Eur. 4: 808 | 1882 |
| Poaceae | ** |
Dupontia pelligera
| (Rupr.) Á. Löve & Ritchie | Canad. J. Bot. 44: 431 | 1966 |
| Poaceae | |
Dupontia psilosantha
| Rupr. | Beitr. Pflanzenk. Russ. Reiches 2: 64, t. 6 | 1846 |
| Poaceae | * |
Dupontia scleroclada
| Rupr. | Beitr. Pflanzenk. Russ. Reiches 2: pl. 6 | 1846 |