| GÊNERO
|
ABREVIAÇÃO |
COMPOSIÇÃO |
| Bakerara | Bak | Brs x Milt x Odm x Onc |
| Balaguerara | Blga | Bro x Epi x Lps x Ttma |
| Baldwinara | Bdwna | Asp x Cda x Odm x Onc |
| Banfieldara | Bnfd | Ada x Brs x Odm |
| Bapticidium | Btcm | Bapt x Onc |
| Baptirettia | Btta | Bapt x Comp |
| Baptistoglossum | Bpgm | Bapt x Odm |
| Baptistonia | Bapt | Natural |
| Barangis | Brgs | Aergs x Brmb |
| Barbosaara | Bbra | Cda x Gom x Odm x Onc |
| Barbosella | Bar | Natural |
| Bardendrum | Bard | Bark x Epi |
| Barkeria | Bark | Natural |
| Barkonitis | Bknts | Bark x Soph |
| Barombia | Brmb | Natural |
| Batemannia | Btmna | Natural |
| Bateostylis | Btst | Btmna x Otst |
| Baumannara | Bmnra | Comp x Odm x Onc |
| Beadlea | Bdlea | Natural |
| Beallara | Bllra | Brs x Cda x Milt x odm |
| Beardara | Bdra | Asctm x Dor x Phal |
| Beclardia | Becl* | Natural |
| Benzingia | Ben | Natural |
| Bifranisia | Bfsa | Agn x Bif |
| Bifrenaria | Bif | Natural |
| Bifrenidium | Bifdm | Bif x Zwr |
| Bifreniella | Bifla | Bif x Rud |
| Biltonara | Bilt | Ada x Cda x Milt x Odm |
| Binotia | Bntia | Natural |
| Bishopara | Bish | Bro x C x Soph |
| Blackara | Blkr | Asp x Cda x Milt x Odm |
| Blephariglottis | Blphrg | Natural |
| Bletia | Bletia | Natural |
| Bletiaglottis | Blgts | Bletia x Spa |
| Bletilla | Ble | Natural |
| Bloomara | Blma | Bro x Lps x Ttma |
| Bogardara | Bgd | Asctm x Phal x V |
| Bokchoonara | Bkch | Arach x Asctm x Phal x V |
| Bollea | Bol | Natural |
| Bolleanthes | Blth | Bol x Cnths |
| Bollopetalum | Blptm | Bol x Z |
| Bolusiella | Blsll* | Natural |
| Bonatea | Bnt | Natural |
| Bothriochilus | Bthrch | Natural |
| Bovornara | Bov | Arach x Asctm x Rhy x V |
| Brachionidium | Brchnd | Natural |
| Brachtia | Brcht* | Natural |
| Brachycorythis | Brchcr | Natural |
| Bradeara | Brade | Comp x Gom x Rdza |
| Brapasia | Brap | Asp x Brs |
| Brassada | Brsa | Ada x Brs |
| Brassavola | B | Natural |
| Brassia | Brs | Natural |
| Brassidium | Brsdm | Brs x Onc |
| Brassioda | Broda | Brs x Cda |
| Brassocattleya | Bc | B x C |
| Brassochilus | Brchs | Brs x Lchs |
| Brassodiacrium | Bdia | B x Diacm |
| Brassoepidendrum | Bepi | B x Epi |
| Brassoepilaelia | Bpl | B x Epi x L |
| Brassokeria | Brsk | Bark x B |
| Brassolaelia | Bl | B x L |
| Brassolaeliocattleya | Blc | B x C x L |
| Brassomicra | Bmc | B x Ttma |
| Brassosophronitis | Bnts | B x Soph |
| Brassotonia | Bstna | B x Bro |
| Brilliandeara | Brlda | Asp x Brs x Cda x Milt x Odm x Onc |
| Bromheadia | Brom | Natural |
| Broughtonia | Bro | Natural |
| Brownara | Bwna | Bro x C x Diacm |
| Brummittara | Brum | Comp x Odm x Rdza |
| Buiara | Bui | Bro x C x Epi x L x Soph |
| Bulbophyllum | Bulb | Natural |
| Burkhardtara | Bktra | Lchs x Odm x Onc x Rdza |
| Burkillara | Burk | Aer x Arach x V |
| Burrageara | Burr | Cda x Milt x Odm x Onc |