| Determined as: | Potamogetonaceae Potamogeton tenuifolius Rafin. |
| Collected by: | Hilbig, W., 30.08.1981 |
| Determined by: | Hilbig, W., 28.12.1981 |
| Flowering status: | fruiting |
| Herbarium: | HAL Acc. No.: 49636 |
| herbar scan |  |
| Country: | Mongolia |
| Province: | Ulaanbaatar (Autonomous municipality) |
| Locality: | Zentrale Mongolei. Tuul gol-Aue östl. der Stadt |
| Coordinates: | geogr. Coord. 107.098 (lon) 47.904 (lat) |
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| Prec: | 15 km |
| Habitat: | Wassertümpel |