| Determined as: | Polygonaceae Rumex aquaticus L. |
| Collected by: | Hilbig, W., 31.07.1981, Coll.No. bei 77/81 |
| Confirmed by: | Rechinger, K. H., 1990 |
| Remarks written on herbar label: | Rechinger: R. aquaticus subsp. protractus Rech. f. |
| Herbarium: | HAL Acc. No.: 49728 |
| Country: | Mongolia |
| Province: | Övörkhangay |
| District: | Kharkhorin |
| Locality: | Zentrale Mongolei, Ostchangaj. Niederung östl. Charchorin |
| Coordinates: | geogr. Coord. 102.982 (lon) 47.197 (lat) |
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| Prec: | 20 km |
| Habitat: | Rand eines Bewässerungskanals |