External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:258712-2
- Publication
- Bulletin, Division of Agrostology, United States Department of Agriculture. Washington DC.
- Collation
- 24: 6, fig. 1
- Family as entered in IPNI
- Poaceae
Type Information
- Distribution Of Types
- Mexico (Northern America)