| Mexico | | | Beetle, A. A. | 1977 | Noteworthy grasses from Mexico V | Phytologia | 37(4): 317–407 |
| Mexico | | | Espejo Serna, M. A., A. R. López-Ferrari & J. Valdés-Reyna | 2000 | Poaceae | Monocot. Mexic. Sinopsis Floríst. | 10: 7–236 [and index] |
| Mexico | | | Beetle, A. A. | 1999 | (none) | Gram. México | 5: 1–466 |
| Mexico | | | SPECIMEN BASED RECORD | | Published protolog data | | |
| Mexico | Tamaulipas | | Beetle, A. A. | 1977 | Noteworthy grasses from Mexico V | Phytologia | 37(4): 317–407 |
| Mexico | Tamaulipas | | Espejo Serna, M. A., A. R. López-Ferrari & J. Valdés-Reyna | 2000 | Poaceae | Monocot. Mexic. Sinopsis Floríst. | 10: 7–236 [and index] |
| Mexico | Tamaulipas | | Beetle, A. A. | 1999 | (none) | Gram. México | 5: 1–466 |
| United States | | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
| United States | | | Beetle, A. A. | 1977 | Noteworthy grasses from Mexico V | Phytologia | 37(4): 317–407 |
| United States | | | Beetle, A. A. | 1999 | (none) | Gram. México | 5: 1–466 |
| United States | Texas | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
| United States | Texas | | Beetle, A. A. | 1977 | Noteworthy grasses from Mexico V | Phytologia | 37(4): 317–407 |
| United States | Texas | | Beetle, A. A. | 1999 | (none) | Gram. México | 5: 1–466 |