| Name | From | To | Age range |
|---|---|---|---|
| Polygonum hydropiper | Miocene | Pleistocene |
|
| Polygonum avicularia | Miocene | Middle Pleistocene |
|
| Polygonum coccinium | Early Miocene | Middle Miocene |
|
| Polygonum scabrum | Miocene | Miocene |
|
| Polygonum viviparum | Middle Miocene | Pleistocene |
|
| Polygonum aviculate | Late Miocene | Early Pliocene |
|
| Polygonum pulchrum | Late Neogene | Pleistocene |
|
| Polygonum senegalense | Late Neogene | Late Neogene |
|
| Polygonum type A | Late Neogene | Late Neogene |
|
| Polygonum sp.B | Late Neogene | Late Neogene |
|
| Polygonum glabrum | Late Neogene | Late Neogene |
|
| Polygonum type C | Late Neogene | Late Neogene |
|
| Polygonum bistoria | Pliocene | Middle Pleistocene |
|
| Polygonum californicum | Pliocene | Pliocene |
|
| Polygonum aconogonon | Pliocene | Middle Pleistocene |
|
| Polygonum orientale | Late Pliocene | Late Pliocene |
|
| Polygonum lapathifolium | Late Pliocene | Late Pliocene |
|