| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| IOLOTANSKAYA-5 | TR.AE | W | TKM | ||
| IONA,GBR | K-57230; AFRC-2596 | TJB-570.2294[1281]; YONA[541]; | TR.AE | W | GBR:England |
| IONA,USA | PI-618734 | ID-0492[2409]; IDO-492[3046]; A-89232-S[3046]; A-89232-S-3[3046]; F-3-8[3046]; | TR.AE | S | USA:Idaho |
| IONIA | K-55244; CI-14469; AUS-14867 | A-8500[1318]; JONIA[541]; | TR.AE | W | USA:Michigan |
| IONIJA-89 | TR.AE | W | YUG | ||
| IONIO | TR.DR | W | ITA | ||
| IOR-90226 | CM-92066-J-0Y-0M-2M-0Y-0BRA[2964]; | TR.AE | S | BRA | |
| IOTURK | K-35829; CI-11388; | TR.AE | W | USA:Iowa | |
| IOUDA | K-60360 | TR.AE | S | MAR | |
| IOWA-1946 | CI-6676 | TR.AE | W | USA:Iowa | |
| IOWA-404 | CI-5580 | MINNESOTA-529[1110]; | TR.AE | W | USA:Iowa |
| IOWA-55172 | CI-13535 | TR.AE | W | USA:Iowa | |
| IOWIN | K-35830; CI-10017; CI-13364; AUS-21106 | HARVEYLAND[39][1112]; | TR.AE | W | USA:Iowa |
| IP-215 | IMPERIAL-PUSA-215[000]; NP-215[000]; | TR.AE | S | IND | |
| IP-253 | I-338863; | IMPERIAL-PUSA-253[000]; NP-253[000]; | TR.AE | S | IND |
| IPF-55204 | TR.AE | S | BRA | ||
| IPF-58950 | TR.AE | S | BRA | ||
| IPF-64758 | TR.AE | S | BRA | ||
| IPF-70890 | TR.AE | S | BRA | ||
| IPF-71327 | TR.AE | S | BRA |