External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:17337520-1
- Publication
- American Fern Journal; a quarterly devoted to ferns.
- Collation
- 14(4): 101
- Date of Publication
- 1924, publ 6 Jan 1925
- Family as entered in IPNI
- Polypodiaceae