| Latin | English | Esperanto |
|---|---|---|
| Banksia | banksia | banksio |
| Banksia ericifolia | heath banksia | erika banksio |
| Banksia integrifolia | coast banksia | marborda banksio |
| Banksia menziesii | firewood banksia | ŝtipa banksio |
| Banksia prionotes | acorn banksia | glana banksio |
| Banksia serrata | saw banksia | segildenta banksio |
| Beta vulgaris cicla | silver beet | verda beto |
| Blandfordia | christmas bell | blandfordio |
| Blandfordia grandiflora | large-flower christmas bell | grandflora blandfordio |
| Blandfordia nobilis | NSW christmas bell | renoma blandfordio |
| Blandfordia punicea | Tasmanian christmas bell | punca |
| Boronia | boronia | boronio |
| Boronia algida | alpine boronia | blanka boronia |
| Boronia coerulescens | blue boronia | blua boronio |
| Boronia elatior | tall boronia | alta boronio |
| Boronia ledifolia | showy boronia | ledfolia boronio |
| Boronia megastigma | brown boronia | bruna boronia |
| Boronia microphylla | small-leaf boronia | etfolia boronio |
| Boronia mollis | soft boronia | mola boronio |
| Boronia muelleri | forest boronia | arba boronio |
| Boronia parviflora | swamp boronia | etflora boronio |
| Boronia polygalifolia | dwarf boronia | nana boronio |
| Boronia serrulata | rock rose boronia | segildenta boronio |
| Brachychiton acerifolius | flame tree | flamflora brakikito |
| Brachychiton discolor | bottle tree | bunta brakikito |
| Brachychiton populneus | kurrajong | popla brakikito |
| Bruguiera | mangrove | brugiero |
| Bruguiera gymnorrhiza | orange mangrove | oranĝa brugiero |