| taxon | Q16521 |
| P10921 | AEDA taxonomic keyword ID | 672 |
| P2036 | African Plant Database ID | 78056 |
| P5984 | APNI ID | 76018 |
| P7202 | Belgian Species List ID | 23589 |
| P12554 | CalPhotos taxon ID | Rorippa+nasturtium-aquaticum |
| P10585 | Catalogue of Life ID | 4TCQR |
| P7587 | eFloraSA ID | Rorippa_nasturtium-aquaticum |
| P6177 | EUNIS ID for species | 163541 |
| P6756 | Flora of Australia ID (new) | Rorippa nasturtium-aquaticum |
| P1727 | Flora of North America taxon ID | 242345020 |
| P3101 | FloraBase ID | 3066 |
| P5179 | FloraCatalana ID | VTax4671 |
| P1421 | GRIN URL | https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=105512 |
| P9684 | Idaho Species ID | 56700 |
| P7537 | India Biodiversity Portal species ID | 264264 |
| P7544 | Indian Medicinal Plants Database ID | 27a9145327ee77bffcf64d2664b9a606 |
| P5055 | IRMNG ID | 11216562 |
| P815 | ITIS TSN | 22993 |
| P9685 | Montana Field Guide species ID | PDBRA270T0 |
| P10243 | NatureServe Explorer ID | 2.154097 |
| P3240 | NBN System Key | NBNSYS0000002894 |
| P2752 | New Zealand Organisms Register ID | 2dbf0a83-102c-4c14-a5c6-ac4c9fdd9655 |
| P9157 | Open Tree of Life ID | 556245 |
| P5037 | Plants of the World Online ID | urn:lsid:ipni.org:names:288779-1 |
| P8468 | Queensland Biota ID | 14260 |
| P3105 | Tela Botanica ID | 56368 |
| P5945 | VicFlora ID | 3d4854af-2b77-4a82-9ef5-e438f6d62897 |
| P7715 | World Flora Online ID | wfo-0000398907 |
| P171 | parent taxon | Rorippa | Q1432188 |
| P1813 | short name | R. nasturtium-aquaticum | |
| P225 | taxon name | Rorippa nasturtium-aquaticum | |
| P105 | taxon rank | species | Q7432 |
| Q110687375 | Volatiles from the epicuticular wax of watercress (Rorippa nasturtium-aquaticum) | main subject | P921 |