| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| KOOPERATORKA-963 | K-29529; | TR.AE | W | AZE | |
| KOOPERATORKA-SEL.MA | PI-285848 | KOOPERATORKA-MA[000]; | TR.AE | S;W | ARG |
| KOORDA | K-44577; PI-194074; PI-210976; AUS-449 | TR.AE | S | AUS:Western-Australia | |
| KOP | TR.AE | S | TUR | ||
| KOPARA | AFRC-971 | TR.AE | I | NZL | |
| KOPARA-73 | K-57163; AUS-17017 | LINE-1020-01-6[69]; | TR.AE | S | NZL |
| KOPCHIKOVA-08 | TR.AE | W | RUS | ||
| KOPERGAON | TR.DR | S | IND | ||
| KOPERGAON-BAXI | K-05543 | TR.DR | S | IND | |
| KOPILIVCHANKA | RICP-01C0106696 | TR.AE | W | UKR:Kiev | |
| KOPYLSKAYA | TR.AE | S | BLR | ||
| KORALL-ODESSKII | K-55234 | KORALL[761][2057]; MRIYA[1369]; MRIYA[2543]; KORAL-ODESKII[2543]; HORDEIFORME-290-77[000]; | TR.DR | W | UKR:Odessa |
| KORAN | K-60556 | TR.AE | S | DEU | |
| KORANA | K-58396; AUS-22058 | ZG-5554-75[38][1294]; | TR.AE | W | HRV |
| KORD-CL-PLUS | RAC-1669[4174]; RAC-1669-R[3875][4174]; CO-7439-276[4174]; | TR.AE | S | AUS | |
| KORDO | TR.DR | GRC | |||
| KORELI | TR.AE | W | FRA | ||
| KORICHNEVAYA-KRESTYANSKAYA | K-19313 | TR.AE | S | FIN | |
| KORIFLA | K-16415 | CD-523-3Y-1Y-2M-0Y-0AP[1281][4361]; PETRA,MEX[000]; CHAM-3[3491]; | TR.DR | S | MEX |
| KORINLA | K-61648 | TR.DR | S | SYR |