| Name | From | To | Age range |
|---|---|---|---|
| Salix scouleriana | Late Pliocene | Late Pliocene |
|
| Salix nuttallii | Late Pliocene | Late Pliocene |
|
| Salix polaris | Late Pliocene | Quaternary |
|
| Salix lasiandra | Late Pliocene | Late Pliocene |
|
| Salix lasiolepis | Late Pliocene | Late Pliocene |
|
| Salix exigua | Late Pliocene | Late Pliocene |
|
| Salix discoloridites | Nd | Nd |
|