Potamogeton cheesemanii
- Citations total:
- 2
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| details | Miocene | New Zealand(N.I.) | Couper,R.A. The spore and pollen flora of the Cocos-bearing Beds, Mangonui, North Auckland | 1952 | |
| details | Eocene | Japan(Hokkaido I.) | Tokunaga,S. Fossil pollen and spore from the known coal seams in the Bibai area, Ishikari Coal Field, Hokkaido. | 1955 |