External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:35320-2
- Species Name
- Botrychium obliquum Muhl. ex Willd., Sp. Pl., ed. 4 [Willdenow] 5: 63 (1810).
- Publication
- Our Ferns in their Haunts; a Guide to all the Native Species. New York
- Collation
- 88, 368
- Family as entered in IPNI
- Ophioglossaceae