Position in a system
species
Watercress
Nasturtium officinale W.T.Aiton
| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Bikonta - bikonts |
| Corticata | |
| Archaeplastida | |
| kingdom | Plantae Haeckel - plants |
| divisio | Magnoliophyta Cronquist, Takht. & W.Zimm. - flowering plants |
| class | Rosopsida Batsch - eudicots |
| order | Brassicales Bromhead |
| family | Brassicaceae Burnett - crucifers |
| genus | Nasturtium W.T.Aiton |
| species | Nasturtium officinale W.T.Aiton - Watercress |