Polypodium vulgare
English: Rocky Polypody; Polypody root; Brake root; Rockbrake; Polypodi of the Oak; Female fern.
French: Polypode vulgaire.
Use: root is demulcent and somewhat tonic.
Content: glycyrrhizin.
Botany: Europe; old walls, trunks of trees; slender rhizome; cup shaped leaf bases.
Botany: Pteridopsida; Polypodiales; Polypodiaceae; Polypodium.