| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| SYMBOL | Z-296[4136]; | TR.AE | W | GBR | |
| SYMFONIA | RICP-01C0106334 | STH-494[761]; | TR.AE | W | POL |
| SY-MOISSON | TR.AE | W | ITA | ||
| SY-MONUMENT | PI-672581 | 04-BC-574-2[4372]; | TR.AE | W | USA:Iowa,Montana |
| SYMPAGHIS-GRINIAS | TR.AE | GRC | |||
| SYN-36 | SYNTHETIC-36[000]; | TR.HS | AUS | ||
| SYN-37 | SYNTHETIC-37[000]; | TR.HS | AUS | ||
| SYN-769 | TR.SH | CHN | |||
| SYNDI | K-19237 | TR.AE | S | ETH | |
| SYNDIOUK-272 | TR.DR | S | TUN | ||
| SYNDIOUK-MAHMOUDI | TR.DR | TUN | |||
| SYNTHETIC | TR.HS | BGR | |||
| SYNTHETIC-CI-142 | CI-142[3921]; | TR.HS | CHN | ||
| SYNTHETIC-IUMILLO-TR.TA | AUS-90053 | TR.HS | AUS | ||
| SY-OVATION | PI-662047 | O3-PN-108-21[4006]; | TR.AE | W | USA:Washington |
| SYP-792 | TR.AE | S | POL | ||
| SYP-793 | TR.AE | S | POL | ||
| SYP-796 | TR.AE | S | POL | ||
| SY-PASSPORT | RICP-01C0107413 | SYN-030[761]; | TR.AE | W | DEU |
| SY-RAZOR | PI-667770 | TR.AE | USA:Iowa |