| Bot. variety | Species | Awnedness | Pubescence | Glume Color | Seed Color | Awn Color |
|---|---|---|---|---|---|---|
| subafghanicum | TR.AE | A | N | R | W | R |
| straussianum | TR.DS | Y | N | W | R | W |
| stramineum | TR.CA | Y | N | W | R | W |
| stebutii | TR.DR | N | N | R | R | |
| splendidorigidum | TR.CO | |||||
| splendens | TR.CO | Y | N | W | W | W |
| spicatum | TR.SH | A | N | W | R | |
| speciosum | TR.TG | Y | N | R | R | R |
| speciosissimum | TR.TG | Y | N | R | W | B |
| sogdianum | TR.AE | |||||
| setosum | TR.CO | Y | Y | E | W | B |
| serotinum | TR.SP | |||||
| sericeum | TR.CO | Y | Y | W | W | W |
| serengei | TR.DR | Y | N | W | W | W |
| serbicum | TR.DN | Y | N | R | ||
| schweinfurthi | TR.DR | |||||
| schugnanicum | TR.AE | N | N | W | R | |
| schrederi | TR.AE | |||||
| schimperi | TR.DR | Y | N | R | V | R |
| schechurdini | TR.DR | N | N | W | R |