| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| SILBAN-PROLIFIC | K-41127 | TR.AE | W | ALB | |
| SILBER | K-41881 | SILBER-WEIZEN[000]; | TR.AE | W | NLD |
| SILBON | CD-93539[1281][3692]; | TR.DR | S | MEX | |
| SILIANA | TR.DR | S | LBN,SYR | ||
| SILIFEN-CHILE | K-50398 | TR.AE | W | CHL | |
| SILISTEA | TR.AE | ROM | |||
| SILITAR | TR.AE | W | DEU | ||
| SILJAN | PBI-00-138[4136]; | TR.AE | W | FRA | |
| SILKEHEJRE | CD-82744[1281][3692]; | TR.DR | S | MEX | |
| SILLARO | TR.AE | W | ITA | ||
| SILLEN-DOR | K-56286 | TR.AE | W | BGR | |
| SILLICAPPA | K-58283 | TR.DR | S | ITA | |
| SILLON-D-OR | K-44644; PI-174692,167425; AFRC-433 | TR.AE | I,W | FRA | |
| SILNA | NS-8040[4361]; | TR.AE | W | SER | |
| SILUETA | PI-668211 | SG-S-1823-00[761]; | TR.AE | W | CZE |
| SILVANA | K-54075; AUS-22220 | SILVIANA[761][1252]; | TR.AE | W | ROM |
| SILVANUS | TR.AE | W | SVK | ||
| SILVER-1 | CD-66589-B-1M-1Y-1M-0Y[2964]; | TR.DR | S | MEX | |
| SILVER-10 | CD-66589-D-1B-1Y-14B-0Y[2964]; | TR.DR | S | MEX | |
| SILVER-11 | CD-66589-D-2B-1Y-1H-1Y-0M[2964]; | TR.DR | S | MEX |