| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| YOUMANGNANMAI | ZM-7924 | TR.AE | CHN:Sichuan | ||
| YOUMANG-SAUGUDAN | YOUMANGSAUGUDAN[4390]; | TR.AE | I | CHN | |
| YOUMENBEI-4 | TR.AE | CHN | |||
| YOUNBAEKMIL | YOUNBAEK[4071]; | TR.AE | W | KOR | |
| YOUN-FERY-4 | TR.AE | W | CHN | ||
| YOUNGJIASHAN-HONGQITOU | TR.AE | S | CHN:Qinghai | ||
| YOUNMAI-2 | TR.AE | W | CHN:Shandong | ||
| YOUTIAOMAI,kr1,kr2 | ZM-7779 | TR.AE | CHN:Sichuan | ||
| YOUTIAOMAI,kr1,Kr2 | ZM-8041 | TR.AE | CHN:Sichuan | ||
| YOUXUAN-14 | TR.AE | W | CHN | ||
| YOUXUAN-9 | TR.AE | W | CHN | ||
| YOUYIMAI | TR.AE | S | CHN:Sichuan | ||
| YOUZIMAI | PI-548604; PI-435110 | YOUZI-MAI[1757][2832]; | TR.AE | W;I | CHN:Henan |
| YOWIE | WS-8[3806]; | TR.SE | S | AUS:SA | |
| YRR-90-W | C-900005[1281]; | TR.AE | |||
| YRSAI | K-28085; | TR.AE | W | KAZ:Dzhambul | |
| YSATIS | K-63297; ERGE-4899 | TR.AE | W | FRA | |
| YSCA-1 | PI-510665; AUS-25827 | GP-327[912]; | TR.AE | S | USA:Oklahoma |
| Y-THA-3B-SA | K-54872 | ISOGENIC-LINE-ITHA3-B-SA[541]; | TR.AE | S | USA |
| YTO-117 | TR.AE | W | USA |