| Schoenus nigricans |
| Authority | : | Linnaeus, 1753 |
| Nederlands | : | knopbies |
| English | : | black bogrush |
| Deutsch | : | schwarze Schmerle, schwarzes Kopfried, Schwarzknopfried, schwärzliche Kopfbinse, schwärzliches Kopfried |
| Norsk | : | svartskjene |
| Svenska | : | knappag |
| Français | : | choin noircissant, choin noirâtre |
| Italiano | : | giunco nero comune |
| Español | : | juncia bastarda, junco negro, juncia negruzca |
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| IJmuiden, the Netherlands; 29 May 2023. | ||