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 | Monilophyta Cantino et Donoghue - ferns and horsetails |
| class | Polypodiopsida Cronquist, Takht. & Zimmerm. |
| order | Polypodiales Link |
| family | Pteridaceae E.D.M. Kirchn. |
| subfamily | Pteridoideae C.Chr. ex Crabbe, Jermy & Mickel |
| genus | Pteris L. - brake fern |
| species | Pteris lydgatei (Baker) Christ - Lidgate's Brake |