Acer |
Acer
|
USA(Pacific Northwest) |
Miocene |
|
Alnus |
Alnus
|
USA(Pacific Northwest) |
Early Pliocene |
|
Alnus |
Alnus sp
|
USA(Pacific Northwest) |
Middle Oligocene |
Late Oligocene |
Alnus |
Alnus sp. Gray,1964
sp. nov. |
USA(Pacific Northwest) |
Miocene |
|
Ambrosia |
Ambrosia
|
USA(Pacific Northwest) |
Miocene |
|
Anthemideae |
Anthemideae
|
USA(Pacific Northwest) |
Miocene |
|
Artemisia |
Artemisia
|
USA(Pacific Northwest) |
Late Miocene |
|
Artemisia |
Artemisia
|
USA(Pacific Northwest) |
Late Pliocene |
|
Astereae |
Astereae
|
USA(Pacific Northwest) |
Miocene |
|
Betula |
Betula
|
USA(Pacific Northwest) |
Middle Oligocene |
Late Oligocene |
Betula |
Betula
|
USA(Pacific Northwest) |
Early Pliocene |
|
Betula |
Betula sp. Gray,1964
sp. nov. |
USA(Pacific Northwest) |
Miocene |
|
Botryococcus |
Botryococcus
|
USA(Pacific Northwest) |
Oligocene |
Pliocene |
Carpinus |
Carpinus
|
USA(Pacific Northwest) |
Miocene |
Early Pliocene |
Carya |
Carya
|
USA(Pacific Northwest) |
Middle Oligocene |
Late Oligocene |
Carya |
Carya
|
USA(Pacific Northwest) |
Early Pliocene |
|
Carya |
Carya sp. Gray,1964
sp. nov. |
USA(Pacific Northwest) |
Miocene |
|