External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:14744-2
- Publication
- Contributions from the Arnold Arboretum of Harvard University. Jamaica Plain, MA
- Collation
- 6: 208, pl. 9
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- British Columbia (Western Canada, Northern America)