| Nasturtium cf. microphyllum |
| Authority | : | (Bönninghausen) ex Reichenbach, 1832 |
| Synonyms | : | Rorippa microphylla (Boenn.) Hyl. 1948 |
| Nederlands | : | slanke waterkers |
| English | : | brown-leaved watercress, narrow-fruited watercress, one-rowed watercress |
| Deutsch | : | braune Brunnenkresse, einreihige Brunnenkresse, kleinblättrige Brunnenkresse |
| Svenska | : | bäckfräne |
| Français | : | cresson à petites feuilles |
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| Bussum, the Netherlands; 9 June 2021. | ||