| Name | Accession number | Synonym | Species | Habit | Locality |
|---|---|---|---|---|---|
| BRS-TANGARA | PF-003295-A-B[4303]; | TR.AE | S | BRA | |
| BRS-TARUMA | PF-970343[4303]; | TR.AE | S | BRA | |
| BRS-TIMBAUVA | PF-950419[4303]; F40469-B-901F-901F-901F-452F-900F[3589]; | TR.AE | S | BRA | |
| BRS-UMBU | PF-960243[4303]; | TR.AE | S | BRA | |
| BRUCE | AUS-2018 | TR.AE | AUS:New-South-Wales | ||
| BRUCKNERS-WILHELMINA | TR.AE | W | DEU | ||
| BRUDZHERD | K-38621 | TR.DR | S,W | IRN | |
| BRUEHL | K-64508; PI-606764 | WA-007833[2621]; VO-95435[2621]; | TR.CO | W | USA:Washington |
| BRUIN | X-653[2964]; | TR.SE | S | MEX | |
| BRUIN-34 | K-351 | X-653-4M-6Y-4M-0Y[2964]; | TR.SE | S | MEX |
| BRUIN-46 | K-352 | X-653-17M-8Y-2M-0Y[2964]; | TR.SE | S | MEX |
| BRUIN-COLEDON-BAARD | K-27223 | TR.AE | S | ZAF | |
| BRULE | K-59305; PI-466739; AUS-21075 | NE-75414[407][1318]; NEBRASKA-75414[000]; | TR.AE | W | USA:Nebraska |
| BRUMAIRE | K-58591 | 58-G-20[40][418]; GASCOGNE,TR.DR[39]; | TR.DR | S | FRA |
| BRUMBY | CTM-19842[2964]; | TR.SE | S | MEX | |
| BRUMBY-1 | CTM-19842-024M-0Y-3M-1Y-3M-3Y-1B-0Y[2964]; | TR.SE | S | MEX | |
| BRUMBY-10 | CTM-19842-024M-0Y-3M-1Y-6M-2Y-4B-0Y[2964]; | TR.SE | S | MEX | |
| BRUMBY-11 | CTM-19842-024M-0Y-3M-1Y-6M-2Y-9B-0Y[2964]; | TR.SE | S | MEX | |
| BRUMBY-1-1 | CTM-19842-024M-0Y-3M-2Y-4M-3Y-3B-0Y[2964]; | TR.SE | S | MEX | |
| BRUMBY-11-1 | CTM-19842-024M-0Y-3M-1Y-6M-2Y-11B-0Y[2964]; | TR.SE | S | MEX |