| Aristolochiaceae | |
Hydnora abyssinica
| A. Braun | Beitr. Fl. Aethiop. 217 | 1867 |
| Aristolochiaceae | |
Hydnora aethiopica
| Decne. | Bull. Soc. Bot. France 20: 77 | 1873 |
| Aristolochiaceae | |
Hydnora africana
| Thunb. | Kongl. Vetensk. Acad. Handl. 36: 69–75, pl. 2, f. 1–5, 6a–p | 1775 |
| Aristolochiaceae | |
Hydnora americana
| R. Br. | Trans. Linn. Soc. London 19: 245 | 1845 |
| Aristolochiaceae | |
Hydnora bogotensis
| Becc. | Nuovo Giorn. Bot. Ital. 3: 6 | 1871 |
| Aristolochiaceae | |
Hydnora cornii
| Vaccaneo | Nuovo Giorn. Bot. Ital. n.s., 39: 304 | 1932 |
| Aristolochiaceae | |
Hydnora esculenta
| Jum. & H. Perrier | Rev. Gén. Bot. 24: 327 | 1912 |
| Aristolochiaceae | |
Hydnora gigantea
| Chiov. | Res. Sci. Somal. Ital. 1: 156 | 1916 |
| Aristolochiaceae | |
Hydnora hanningtonii
| Rendle | J. Bot. 34: 55 | 1896 |
| Aristolochiaceae | |
Hydnora johannis
| Becc. | Nouv. Giorn. Bot. 3: 5 | 1871 |
| Aristolochiaceae | |
Hydnora longicollis
| (Welw.) Bolin | | |
| Aristolochiaceae | |
Hydnora michaelis
| Peter | Repert. Spec. Nov. Regni Veg. Beih. 40(2 Anh.): 17 | 1932 |
| Aristolochiaceae | |
Hydnora ruspolii
| Chiov. | Boll. Soc. Bot. Ital. 1917: 57 | 1917 |
| Aristolochiaceae | |
Hydnora sinandevu
| Beentje & Q. Luke | Fl. Trop. E. Africa Hydnoraceae: 5 | 2002 |
| Aristolochiaceae | |
Hydnora solmsiana
| Dinter | | |
| Aristolochiaceae | |
Hydnora triceps
| Drege & E. Mey. | | |
| Aristolochiaceae | |
Hydnora visseri
| Bolin, E. Maass & Musselman | Syst. Bot. 36(2): 255–258, f. 1A–F, 2 | 2011 |