| Determined as: | Polygonaceae Persicaria amphibia (L.) S. F. Gray |
| Collected by: | Günther, K.-F.; Schnittler, M., 30.08.2007, Coll.No. 27828 |
| Determined by: | Günther, K.-F. |
| Confirmed by: | Zemmrich, A., 2008 |
| Flowering status: | flowering |
| Comments for presentation : | aquatic form |
| Herbarium: | KF Private herbarium K.-F. Günther, Buchaer Str. 6 b, D-07745 Jena, Germany |
| Collection: | 0 |
| herbar scan |  |
| Images |
| 
photo by: Martin Schnittler | 
photo by: Martin Schnittler | 
photo by: Martin Schnittler | 
photo by: Martin Schnittler | 
photo by: Martin Schnittler | 
photo by: Martin Schnittler |
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| Country: | Mongolia |
| Province: | Khovd |
| District: | Dörgön |
| Geogr. Region: | Great Lake Basin |
| Next important location: | 6.4-6.6 km WSW Seer (centre of Dörgön district), river between lakes Khar-Us-Nuur and Dalay-Nuur |
| Locality: | northern tip of Agvash-Uul island, plain NNE of the zagon (animal corral) hills, ca. 76 km NNE Khovd, Mongolei, Khovd-Aimak, Senke der Großen Seen, Große Insel im Kara ussu-See (Khar Us Nuur), 6_km südwestl. Durgun (Seer), am Nordufer der Insel, nahe der Fähre über die schmale flußartige Wasserfläche zwischen dem eigentlichen Nordufer des Sees und der Insel |
| Prec: | 2 km |
| Altitude: | 1155 ± 25 m |
| Habitat: | heavily grazed, slightly salt-influenced meadows, in einer Wasserlache |