External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:118697-2
- Publication
- Flora of Northwest America, A
- Collation
- 1: 359
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- Washington to California, United States of America (Northern America)