| Determined as: | Equisetaceae Equisetum arvense L. |
| Collected by: | Jäger, E., 26.06.1982, Coll.No. F 205 Aufn. 32 |
| Confirmed by: | Rilke, S.; Starke, S., 04.10.2012 |
| Flowering status: | vegetative |
| Herbarium: | HAL Acc. No.: 57293 |
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| Country: | Mongolia |
| Province: | Khovd |
| District: | Darvi |
| Locality: | West-Mongolei. 30 km W Dariv |
| Coordinates: | geogr. Coord. 93° 20' (lon) 47° 5' (lat) |
| Altitude: | appr. 1400 ± 100 m |
| Habitat: | Birken-Weiden-Sumpf nördlich der Piste |