| Baboon Root |
Babiana |
 |
| Baby Blue Eyes |
Nemophila menziesii |
 |
| Baby's Breath (many) |
Gypsophila |
|
| Baby's Breath |
Gypsophila cerastioides |
 |
| Baby's Breath |
Muscari |
 |
| Balloon Flower |
Platycodon grandiflora |
|
| Balloon Pea |
Sutherlandia frutescens |
|
| Banana (many) |
Musa |
|
| Banana, Snow |
Ensete glauca, Musa ensete |
|
| Banana |
Musa |
|
| Banana, Darjeeling |
Musa hookeri |
 |
| Banana |
Musa nagensium |
|
| Baobab |
Adansonia digitata |
|
| Barbados Gooseberry |
Pereskia aculeata |
|
| Barbados Pride |
Caesalpinia pulcherrima |
|
| Barberton Daisy |
Gerbera jamesonii |
|
| Basil |
Ocimum basilicum |
|
| Beach Morning Glory |
Ipomoea pes-caprae |
|
| Bead Tree |
Melia azaradach |
|
| Beard Tongue (many) |
Penstemon |
|
| Beard Tongue, Cardwell's |
Penstemon cardwellii |
|
| Beard Tongue, Low |
Penstemon humilis |
|
| Beard Tongue, Salmon River |
Penstemon pumilus |
|
| Bearded Bellflower |
Campanula barbata |
|
| Bear's Breeches |
Acanthus mollis |
|
| Bear's Breeches |
Acanthus spinosus |
|
| Bear's Ear |
Primula auricula |
|
| Bee Balm (many) |
Monarda |
|
| Bee Balm |
Monarda didyma |
|
| Bell Flower |
Wahlenbergia |
|
| Bellflower (many) |
Campanula |
|
| Bellflower |
Campanula aucheri |
|
| Bellflower |
Campanula autraniana |
|
| Bellflower |
Campanula besengenica |
|
| Bellflower |
Campanula chamissonis |
|
| Bellflower |
Campanula incurva |
|
| Bellflower |
Campanula koleantiana |
|
| Bellflower |
Campanula lusitanica |
|
| Bellflower |
Campanula makaschvillii |
|
| Bellflower |
Campanula scheuzeri |
|
| Bellflower |
Campanula thessala |
|
| Bellflower |
Campanula tomassiniana |
|
| Bellflower |
Campanula topaliana |
|
| Bellflower |
Campanula tridentata |
|
| Bellflower, Bearded |
Campanula barbata |
|
| Bellflower, Bristly |
Campanula cervicaria |
|
| Bellflower, Clustered |
Campanula glomerata |
|
| Bellflower, Daisy-leaved |
Campanula bellidifolia |
|
| Bellflower, Greater |
Campanula latifolia |
|
| Bellflower, Lyre-leaved |
Campanula lyrata |
|
| Bellflower, Korean |
Campanula takesimana |
|
| Bellflower, Nettle-leaved |
Campanula trachelium |
 |
| Bellflower, Peach-leaved |
Campanula persicifolia |
|
| Bellflower, Ring |
Campanula wanneri |
|
| Bellflower |
Symphyandra (many) |
|
