| Allagoptera caudescens (Mart.) Kuntze | Polyandrococos caudescens (Mart.) Barb. Rodr. | | | Allagoptera caudescens(Mart.) Kuntze | Polyandrococos caudescens(Mart.) Barb. Rodr. |
| Allagoptera arenaria (Gomes) Kuntze | | a | | Allagoptera arenaria(Gomes) Kuntze | |
| Allagoptera campestris (Mart.) Kuntze | | a | | Allagoptera campestris(Mart.) Kuntze | |
| Allagoptera leucocalyx (Drude) Kuntze | | a | | Allagoptera leucocalyx(Drude) Kuntze | |
| Allagoptera brevicalyx M. Moraes | | a | | Allagoptera brevicalyxM. Moraes | |