| Publication Type: | Journal Article |
| Year of Publication: | 1957 |
| Authors: | A. A. Beetle |
| Journal: | Wyoming Range Management |
| Volume: | 110 |
| Pagination: | 1-3 |
| Keywords: | EVOLUTION, Grasses |
| Alternate Journal: | Wyoming Range Management |
| Publication Type: | Journal Article |
| Year of Publication: | 1957 |
| Authors: | A. A. Beetle |
| Journal: | Wyoming Range Management |
| Volume: | 110 |
| Pagination: | 1-3 |
| Keywords: | EVOLUTION, Grasses |
| Alternate Journal: | Wyoming Range Management |