| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| YTP | YAKTANA-PELON[1281]; | TR.AE | S | MEX |
| YTRS | YAKTANA-RESTAURACAO[1281]; | TR.AE | S | MEX |
| YIT | YAKTANA-TARDIO[1281]; | TR.AE | S | MEX |
| YTA | YALTA[1281]; | TR.AE | I | AUS |
| YM | YAMALAN[1281]; | TR.AE | ||
| YA | YAMESEK[1281]; | TR.AE | ||
| YWH | YAMHILL | TR.AE | W | USA:OREGON |
| YH | YAMHILL | TR.AE | W | USA |
| YMH | YAMHILL[144][1281]; | TR.AE | USA | |
| YNA | YAMUNA[1281]; | TR.DR | S | SYR |
| YAN | YAN-AN-18[1281]; | TR.AE | CHN | |
| YNY | YANAN-YAOMAI[740]; | TR.AE | CHN | |
| YDL | YANDILLA[1281]; | TR.AE | AUS | |
| YDK | YANDILLA-KING[1281]; | TR.AE | AUS | |
| YLA | YANDILLA-KING[3733] | TR.AE | S | AUS |
| YGCH | YANG-CHOU[1281]; | TR.AE | CHN | |
| YMI1 | YANGMAI-1[1281]; | TR.AE | CHN | |
| YMI3 | YANGMAI-3[1281]; | TR.AE | CHN | |
| YMI4 | YANGMAI-4[1281]; | TR.AE | CHN | |
| YMI6 | YANGMAI-6[1281]; | TR.AE | CHN |