| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| YNA | YAMUNA[1281]; | TR.DR | S | SYR |
| YMH | YAMHILL[144][1281]; | TR.AE | USA | |
| YWH | YAMHILL | TR.AE | W | USA:OREGON |
| YH | YAMHILL | TR.AE | W | USA |
| YA | YAMESEK[1281]; | TR.AE | ||
| YM | YAMALAN[1281]; | TR.AE | ||
| YTA | YALTA[1281]; | TR.AE | I | AUS |
| YIT | YAKTANA-TARDIO[1281]; | TR.AE | S | MEX |
| YTRS | YAKTANA-RESTAURACAO[1281]; | TR.AE | S | MEX |
| YTP | YAKTANA-PELON[1281]; | TR.AE | S | MEX |
| YT54C | YAKTANA-54-C[1281]; | TR.AE | S | MEX |
| YT54B | YAKTANA-54-B[1281]; | TR.AE | S | MEX |
| YT54A | YAKTANA-54-A[1281]; | TR.AE | S | MEX |
| YT54 | YAKTANA-54[1281]; | TR.AE | S | MEX |
| YT53 | YAKTANA-53[1281]; | TR.AE | S | MEX |
| YT | YAKTANA[144][1281]; | TR.AE | S | MEX |
| YFN | YAFEN[145][114][144][1281]; | TR.AE | CHL,MEX | |
| YCH | YACHIAO-HUNG[1281]; | TR.AE | CHN | |
| YAZ | YA-AN-ZAO[1281]; | TR.AE | CHN | |
| YAA6 | YAA-6[1281]; | TR.AE | CHN |