External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:305086-2
- Publication
- Proceedings of the Academy of Natural Sciences of Philadelphia. Philadelphia, PA
- Collation
- 15: 66
- Family as entered in IPNI
- Asteraceae
Type Information
- Collector Team
- E.Hall, J.P.Harbour 299
- Type Herbaria
- holotype GH
- Distribution Of Types
- Rocky Mts., lat. 39-41 deg, Colorado (Northwestern U.S.A., Northern America)