| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| SAN-GIUSTO-DEL-CARSO | TR.TG | W | ITA | ||
| SANEP-MAGER | K-20588 | TR.TG | S | ESP | |
| SANT-ELENA-B | TR.TG | W | ITA | ||
| SARAGOLLA-BIANCA,TR.TG | TR.TG | W | ITA | ||
| SARAGOLLA,TR.TG | TR.TG | W | ITA | ||
| SCALIERO | TR.TG | W | ITA | ||
| SCHOTTISCHER-GRANNEN-WEIZEN | BLE-GEANT-SAINTE-HELENE[39]; | TR.TG | |||
| SCHOTTISCHER-RAUHER | COMMON-RIVET[39]; | TR.TG | |||
| SCHOTTISCHER-WINTER-RANKER | TR.TG | W | GBR | ||
| SCHWARZBLAUER-DICKAHRIGER-SAMMETIGER-BART | COMMON-RIVET-WHEAT-OF-ENGLAND[39]; | TR.TG | GBR | ||
| SCHWEIZER | TR.TG | W | CHE | ||
| SERRENTIN-DE-SALAS | TR.TG | ESP | |||
| SEVEN-HEADED | ALASKA,TR.TG[39][1110]; | TR.TG | S | USA | |
| SEVEN-HEADED-SINNER | ALASKA,TR.TG[39][1110]; | TR.TG | S | USA | |
| SHANYAZI | K-31696 | SHANYAZI[541]; | TR.TG | S | TJK |
| SHIRVAN-BUGDA | K-15116 | TR.TG | W | AZE | |
| SI-NAN-SHUE-1 | K-43010 | TR.TG | S | CHN:Shaanxi | |
| SICILIANA,TR.TG | TR.TG | W | ITA | ||
| SICILIO | K-20668; K-21901; ELVAS-2819 | SICILIO-7096[130]; | TR.TG | S | ESP |
| SINKIANG | CI-8116; CI-8115 | TR.TG | S | CHN |