External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:184434-2
- Publication
- Contributions from the United States National Herbarium. Smithsonian Institution
- Collation
- 28: 200, fig. 132
- Family as entered in IPNI
- Poaceae
Type Information
- Distribution Of Types
- Mexico (Northern America)