Polygonaceae
| Authority | : | Jussieu, 1789 |
| Nederlands | : | Duizendknoopfamilie |
| English | : | knotweed family, buckwheat family |
| Deutsch | : | Knöterichgewächse |
| Koenigia alpina |
| Authority | : | (All.) T.M.Schust. & Reveal, 2015 |
| Synonyms | : | Polygonum alpinum All. 1773 Persicaria alpina (All.) H.Gross, 1913 |
| English | : | alpine knotweed |
| Deutsch | : | Alpenknöterich |
| Norsk | : | alpeslirekne |
| Svenska | : | alpslide |
| Français | : | renouée des Alpes |
| Italiano | : | poligono alpino |
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| Bansko (Blagoëvgrad), Bulgaria; 3 July 2021. | |
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| Göloba (Bayburt), Türkiye; 20 June 2024. | ||