| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| YANG1 | YANG-QI-1[1281]; | TR.DR | S | MEX |
| YANG | YANG-QI[3692]; | TR.DR | S | MEX |
| YAN | YAN-AN-18[1281]; | TR.AE | CHN | |
| YAC305 | YAYCA-305[1281]; | TR.AE | TUR | |
| YAA6 | YAA-6[1281]; | TR.AE | CHN | |
| YA | YAMESEK[1281]; | TR.AE | ||
| Y54A | YAQUI-54-A[1281]; | TR.AE | S | MEX |
| Y54 | YAQUI-54[1281]; | TR.AE | S | MEX |
| Y53A | YAQUI-53-A[1281]; | TR.AE | S | MEX |
| Y53 | YAQUI-53[1281]; | TR.AE | S | MEX |
| Y50E | YAQUI-50-ENANO[1281]; | TR.AE | S | MEX |
| Y50 | YAQUI-50[1281]; | TR.AE | S | MEX |
| Y48 | YAQUI-48[1281]; | TR.AE | S | MEX |
| Y | YAQUI[144][1281]; | TR.AE | S | MEX |
| XY1 | XIAN-YANG-1[1281]; | TR.AE | CHN | |
| XV | XEVORA[1281]; | TR.AE | PRT | |
| XJ91 | XELAJU-91[1281] | TR.AE | S | GTM |
| XJ66 | XELAJU-66[1281] | TR.AE | S | GTM |
| XJ | XELAJU-66[1281]; | TR.AE | S | GTM |
| XIFONG | XIFONG[1281]; | TR.AE | CHN |