External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:907247-1
- Publication
- Phytologia; Designed to Expedite Botanical Publication. New York
- Collation
- 57(5): 331, as 'langfordae'
- Date of Publication
- 1985
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- Mexico.
Original Data
- Distribution
- Mexico.