| Determined as: | Potamogetonaceae  Potamogeton  cf. lucens | 
| Collected by: | Günther, K.-F.; Schnittler, M., 31.08.2007, Coll.No. 27853 | 
| Photo by: | M. Schnittler | 
| Determined by: | Schnittler, M., 2007 | 
| Herbarium: | KF Private herbarium K.-F. Günther, Buchaer Str. 6 b, D-07745 Jena, Germany | 
| herbar scan |  | 
| Images | 
|  | |  Leaves and spikes
 |  Shoot with spikes
 |  Stem with leaves
 |  Shoot with spikes
 |  |  Spike
 |  Fruits
 |  Flowers
 |  Underside of leaf
 | 
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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 (Dörgön), river between lakes Khar-Us-Nuur and Dalay-Nuur | 
| Locality: | Seer, northern tip of Agvash-Uul island, plain NNE of the zagon hills, ca. 76 km NNE Khovd, Mongolei, Khovd-Aimak, Senke der Großen Seen, Kara ussu-See (Khar Us Nuur), 6_km südwestl. Durgun (Seer), “in dem schmalen flußartigen Gewässer, welches zwischen der großen Insel im See und dem eigentlichen Nordufer des Sees liegt, nahe der Fähre über diesen “â€Flußâ€"†| 
| Coordinates: | geogr. Coord. 92.5514 (lon) 48.3086 (lat) | 
|  | show in map | 
| Prec: | 2 km | 
| Altitude: | 1155 ± 25 m | 
| Habitat: | mudbanks and shallow water of a river, im schwach fließenden Wasser |