External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:186170-2
- Publication
- American Fern Journal; a quarterly devoted to ferns.
- Collation
- 74(2): 59
- Date of Publication
- 18 Jul 1984
- Family as entered in IPNI
- Polypodiaceae