| argentina | | polypsecadium arnottianum | species | 4 | 0 |
| argentina | | polypsecadium grandiflorum | species | 5 | 0 |
| argentina | | polypsecadium harmsianum | species | 5 | 0 |
| argentina | | polypsecadium magellanicum | species | 3 | 0 |
| bolivia | | polypsecadium rusbyi | species | 1 | 0 |
| ecuador | | polypsecadium adscendens | species | 1 | 0 |
| ecuador | | polypsecadium solidagineum | species | 1 | 0 |