External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:837993-1
- Publication
- Revision of North American Umbelliferae
- Collation
- 110
- Date of Publication
- Dec 1888
- Family as entered in IPNI
- Apiaceae
Original Data
- Remarks
- (=Leptocaulis patens, Nutt.). Am. bor