| Determined as: | Potamogetonaceae Potamogeton rostratus Hagstr. |
| Collected by: | Hilbig, W., 31.07.1977 |
| Determined by: | Sanchir, Ch., 19.12.1989 |
| Flowering status: | vegetative |
| Herbarium: | HAL Acc. No.: 44817 |
| herbar scan |  |
| Country: | Mongolia |
| Province: | Bayan-Ölgiy |
| District: | Tolbo |
| Locality: | Westliche Mongolei. Bom, Chongor Ölöngin gol |
| Coordinates: | geogr. Coord. 90.731 (lon) 48.528 (lat) |
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| Prec: | 15 km |
| Altitude: |