| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| TAST | TRITICUM-AESTIVUM[144]; | TR.AE | ||
| TAY85 | TARAY-85[115][1281]; | TR.DR | S | PER |
| TAZ,1 | TOPAZ-TURKEY[1281]; | TR.AE | W | TUR |
| TC,1 | THATCHER | TR.AE | S | CAN |
| TC60 | TEHUACAN-60[115][1281]; | TR.DR | S | MEX |
| TC67 | TEHUACAN-67[115][1281]; | TR.DR | S | MEX |
| TCHO | TANCHO[115][3692]; | TR.DR | S | MEX |
| TCN,1 | TECPAN[144][1281]; | TR.AE | S | GTM |
| TCO | TRINTECINCO[145][1281]; | TR.AE | S | BRA |
| TDB | THUNDERBIRD[740][1281]; | TR.AE | USA | |
| TDL | TRI-DUR-LEUCOMELAN[1281]; | TR.DR | LBN | |
| TELA | TELEMARA[1281]; | TR.DR | TUR | |
| TELL | TELL-76[115][1281]; | TR.DR | S | DZA |
| TES | TESOPACO-76[114][144][1281]; | TR.AE | S | MEX |
| TEZ | TEZONTLE[115][3692]; | TR.DR | S | MEX |
| TFN | TAHAFEN[145][1281]; | TR.AE | S | CHL |
| TG | TIMGALEN[145][1281]; | TR.AE | AUS | |
| TG7 | TAGANROG-7[145][1281]; | TR.DR | ARG | |
| TGBB | TAGANROG-BUCK-BALCARCE[145][1281]; | TR.DR | S | ARG |
| TGD | TIMGAD-73[115] | TR.DR | S | ALG |