| Hordeum secalinum Schreb. | | a | | Hordeum secalinum Schreb. | | 19324 | |
| Hordeum capense Thunb. | | a | | Hordeum capense Thunb. | | 102506 | |
| Hordeum pratense Huds. | Hordeum secalinum Schreb. | | | Hordeum pratense Huds. | Hordeum secalinum Schreb. | 102515 | 19324 |
| Hordeum secalinum Schreb. var. secalinum | Hordeum secalinum Schreb. | | i | Hordeum secalinum Schreb. var.secalinum | Hordeum secalinum Schreb. | 484426 | 19324 |