| Rubiaceae | |
Sipaneopsis cururuensis
| J.H. Kirkbr. | Acta Amazon. 10: 113 | 1980 |
| Rubiaceae | |
Sipaneopsis duckei
| Delprete | Phytotaxa 382(1): 130–133, f. 2 | 2018 |
| Rubiaceae | |
Sipaneopsis foldatsii
| Steyerm. | Mem. New York Bot. Gard. 17(1): 288 | 1967 |
| Rubiaceae | |
Sipaneopsis huberi
| Steyerm. | Ernstia no. 23: 37, f. 11 | 1984 |
| Rubiaceae | |
Sipaneopsis maguirei
| Steyerm. | Mem. New York Bot. Gard. 17(1): 287 | 1967 |
| Rubiaceae | |
Sipaneopsis morichensis
| Steyerm. | Mem. New York Bot. Gard. 17(1): 286–287 | 1967 |
| Rubiaceae | |
Sipaneopsis pacimoniensis
| Steyerm. | Mem. New York Bot. Gard. 17(1): 289 | 1967 |
| Rubiaceae | |
Sipaneopsis rupicola
| (Spruce ex K. Schum.) Steyerm. | Mem. New York Bot. Gard. 17(1): 285, f. 29, G–M | 1967 |
| Rubiaceae | |
Sipaneopsis wurdackii
| Steyerm. | Mem. New York Bot. Gard. 17(1): 288 | 1967 |