| Asplenium polyodon | |
|---|---|
 | |
| A. polyodon growing at the Royal Botanic Gardens, Sydney | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Division: | Polypodiophyta |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Suborder: | Aspleniineae |
| Family: | Aspleniaceae |
| Genus: | Asplenium |
| Species: | A. polyodon |
| Binomial name | |
| Asplenium polyodon | |
Asplenium polyodon, commonly known as sickle spleenwort or petako, is a species of fern in the family Aspleniaceae. The distribution of A. polyodon includes parts of the countries of Australia and New Zealand. A specific locale of occurrence is in forested areas of Westland, New Zealand, where associate understory species include crown fern.
