Populus trichocarpa
- Citations total:
- 2
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Geolocation
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Author - title
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details | Late Pliocene | California | Axelrod,D.I. et al. Late Pliocene floras East of the Sierra Nevada | 1960 | |
details | Quaternary | Wyoming | Santucci,V.L. The Yellowstone Paleontological Survey. | 1998 |