Botrychium boreale var. obtusilobum (Rupr.) M.Broun
, Index No. Amer. Ferns 33 (1938).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:35232-2
- Species Name
- Botrychium boreale Milde, Bot. Zeitung (Berlin) 15(51): 880 (1857).
- Publication
- Index to North American Ferns
- Collation
- 33
- Family as entered in IPNI
- Ophioglossaceae