| Gentianaceae | |
Potalia amara
| Aubl. | Hist. Pl. Guiane 1: 394, pl. 151 | 1775 |
| Gentianaceae | |
Potalia chocoensis
| Struwe & V.A. Albert | Syst. Bot. 29(3): 677, 679, f. 1 [map], 4A–C | 2004 |
| Gentianaceae | |
Potalia coronata
| Struwe & V.A. Albert | Syst. Bot. 29(3): 679–681, f. 1 [map], 5 | 2004 |
| Gentianaceae | |
Potalia crassa
| Struwe & V.A. Albert | Syst. Bot. 29(3): 681, 684, f. 1 [map], 6 | 2004 |
| Gentianaceae | |
Potalia elegans
| Struwe & V.A. Albert | Harvard Pap. Bot. 3(2): 185, f. 2 | 1998 |
| Gentianaceae | |
Potalia maguireorum
| Struwe & V.A. Albert | Harvard Pap. Bot. 3(2): 189, f. 3 | 1998 |
| Gentianaceae | |
Potalia resinifera
| Mart. | Nov. Gen. Sp. Pl. 2: 90, pl. 170 | 1826 [1827] |
| Gentianaceae | |
Potalia turbinata
| Struwe & V.A. Albert | Syst. Bot. 29(3): 691–693, f. 1 [map], 11 | 2004 |
| Gentianaceae | |
Potalia yanamonoensis
| Struwe & V.A. Albert | Syst. Bot. 29(3): 693–694, f. 1 [map], 10K–M | 2004 |