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.

References

• Gwen J. Harden. 1992. Flora of New South Wales, Published by UNSW Press, 775 pages ,

• C. Michael Hogan. 2009.

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