Filicin
Filicin is a chemical compound that has been isolated from ferns of the genus Dryopteris. It has been isolated from the male fern. Filicin has been studied for its anthelmintic activity.
Related compounds
A variety of chemically related compounds, sometimes referred to collectively as, have also been isolated from ferns. Chemical analysis of in fern extracts can assist in determining taxonomy. Examples of include:| Name | Chemical structure | Molecular formula | Molecular weight | CAS number | PubChem | Notes and references |
| Filixic acid ABA | C32H36O12 | 612.63 | 38226-84-5 | First isolated from Dryopteris dickinsii | ||
| Filixic acid ABP | C33H38O12 | 626.66 | 57765-54-5 | |||
| Filixic acid ABB | C34H40O12 | 640.68 | 37318-24-4 | Found in Dryopteris sieboldii | ||
| Filixic acid PBP | C34H40O12 | 640.68 | 51005-85-7 | Found in Dryopteris sieboldii and Dryopteris filix-mas | ||
| Filixic acid PBB | C35H42O12 | 654.71 | 49582-09-4 | |||
| Flavaspidic acid BB; Toxifren; Polystichocitrin; Glavaspidic acid | C24H30O8 | 446.49 | 114-42-1 | Isolated from Dryopteris abbreviata |