Position in a system
| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Bikonta - bikonts |
| Corticata | |
| Archaeplastida | |
| kingdom | Plantae Haeckel - plants |
| divisio | Marchantiophyta Stotler et Crand. Stotl. in A.J. Shaw et B. Goffinet - liverworts |
| class | Jungermanniopsida Stotler et Crand.-Stotl. |
| subclass | Jungermanniidae Engl. |
| order | Jungermanniales H. Klinggr. |
| suborder | Cephaloziineae Schljakov |
| family | Adelanthaceae Grolle |
| genus | Jamesoniella (Spruce) Carrington |
| species | Jamesoniella undulifolia (Nees) Müll. Frib. |