| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| BUSH | X-2142-4N-5M-0N[2964]; | TR.SE | S | MEX | |
| BUSHAK | K-05158 | TR.AE | S | IND | |
| BUSHEN-1 | CD-80518-D-6Y-040H-0AP-0TR-0YRC[3692]; | TR.DR | S | MEX | |
| BUSHEN-2 | CD-80518-D-6Y-040H-0ARG-1PAP-0Y[3692]; | TR.DR | S | MEX | |
| BUSHEN-3 | CD-80518-D-6Y-040H-0ARG-2M-0Y[3692]; | TR.DR | S | MEX | |
| BUSHEN-4 | CD-80518-D-6Y-040H-0ARG-2PAP-0Y[3692]; | TR.DR | S | MEX | |
| BUSHEN-5 | CD-80518-D-6Y-040H-0TR-0YRC[3692]; | TR.DR | S | MEX | |
| BUSHEN-6 | CD-80518-E-3Y-040M-030YRC-2M-0YRC[3692]; | TR.DR | S | MEX | |
| BUSHEN-7 | CD-80518-F-3Y-040H-0AP-0TR-0YRC[3692]; | TR.DR | S | MEX | |
| BUSHHEN | CD-80518[3692]; | TR.DR | S | MEX | |
| BUSKIN | TR.AE | AUS:New-South-Wales | |||
| BU-SKN-2 | TR.AE | W | SVK | ||
| BU-SKN-3 | TR.AE | W | SVK | ||
| BUSSARD,1963 | K-45703; PI-300949; AUS-23645 | TR.AE | W | DEU | |
| BUSSARD,1990 | K-64027 | TR.AE | W | DEU | |
| BUSTARD | CD-85746[1281][3692]; | TR.DR | S | MEX | |
| BUSTER | K-63911; AFRC-9367 | NRPB-87-4018-A[4325]; | TR.AE | W | GBR |
| BUT | K-62808; ERGE-1832 | TR.AE | W | FRA | |
| BUTARO | TR.AE | W | DEU | ||
| BUTEO,DEU | RICP-01C0106794 | TR.AE | W | DEU |