External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:49743-2
- Publication
- Memoirs of the New York Botanical Garden. Bronx, NY
- Collation
- 1: 359
- Family as entered in IPNI
- Scrophulariaceae
Type Information
- Distribution Of Types
- Montana, Wyoming, South Dakota, United States of America (Northern America)