Least concern
39 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Sri Lanka |
|---|---|---|---|---|---|---|
| Bakau Putih | බාකඅවු පුට්හි | — | Bruguiera cylindrica | LC | 🌿 Lives in Sri Lanka | |
| Balloonplant | බාල්ලොන්ප්ල්න්ටා | — | Gomphocarpus physocarpus | LC | 🌿 Lives in Sri Lanka | |
| Bandicoot Berry | ගුරුල්ල | பொலவக்கொடி | Leea indica | LC | 🌿 Lives in Sri Lanka | |
| Bantigue | බාන්ටිගු | — | Pemphis acidula | LC | 🌿 Lives in Sri Lanka | |
| Barbados Nut | බාර්බේඩෝස් ගෙඩි | — | Jatropha curcas | LC | 🌿 Lives in Sri Lanka | |
| Baycedar | බාකෙඩ්රා | — | Suriana maritima | LC | 🌿 Lives in Sri Lanka | |
| Be Still Tree | — | — | Rauvolfia tetraphylla | LC | 🌿 Lives in Sri Lanka | |
| Beach Bean | වෙරළ බෝංචි | — | Canavalia rosea | LC | 🌿 Lives in Sri Lanka | |
| Beach Gardenia | වෙරළ ගාර්ඩීන්ය | பன்னீர் மரம் | Guettarda speciosa | LC | 🌿 Lives in Sri Lanka | |
| Beach Pea | වෙරළ මෑ | — | Vigna marina | LC | 🌿 Lives in Sri Lanka | |
| Beach Sheoak | වෙරළ ස්හෙකා | — | Casuarina equisetifolia | LC | 🌿 Lives in Sri Lanka | |
| Bearded Knotweed | රැවුල් සහිත ක්නොට්ව්ඩෙ | — | Persicaria barbata | LC | 🌿 Lives in Sri Lanka | |
| Bellyache Bush | බෙලීඒක් පඳුර | காட்டாமணக்கு | Jatropha gossypiifolia | LC | 🌿 Lives in Sri Lanka | |
| Bidi Leaf Tree | මයිල | ஆத்தி | Bauhinia racemosa | LC | 🌿 Lives in Sri Lanka | |
| Bifid Bladderwort | බිෆ්ඩි බ්ලැඩර්වර්ට් | யூட்ரிகுலோரியா பைபிடா | Utricularia bifida | LC | 🌿 Lives in Sri Lanka | |
| Big-Leaved Acacia | මහත් පත්‍ර සහිත අකේෂ | கத்தி சவுக்கு | Acacia mangium | LC | 🌿 Lives in Sri Lanka | |
| Bilimbi | බිලිං | விளி | Averrhoa bilimbi | LC | 🌿 Lives in Sri Lanka | |
| Black Maidenhair Fern | කළු කන්‍යා කෙස් පර්ණාංගය | கருங் கன்னிமுடிப் பெரணி | Adiantum capillus-veneris | LC | 🌿 Lives in Sri Lanka | |
| Black Mangrove | කළු කඩොලාන | — | Lumnitzera littorea | LC | 🌿 Lives in Sri Lanka | |
| Black Siris | කළු සඅයිරිස් | கருவாகை | Albizia odoratissima | LC | 🌿 Lives in Sri Lanka | |
| Bleeding Heart | බ්ලීඩිං හාර්ට් | — | Homalanthus populifolius | LC | 🌿 Lives in Sri Lanka | |
| Blue Porterweed | නිල් පොර්ටෙර්ව්ඩෙ | — | Stachytarpheta jamaicensis | LC | 🌿 Lives in Sri Lanka | |
| Blue Water Lily | නිල් මානෙල් | நீல அல்லி | Nymphaea nouchali | LC | 🌿 Lives in Sri Lanka | |
| Bo Tree | බෝ ගස | அரசமரம் | Ficus religiosa | LC | 🌿 Lives in Sri Lanka | |
| Bolly Beech | බෝලී බීච් | அரம்பா | Litsea glutinosa | LC | 🌿 Lives in Sri Lanka | |
| Bonnaya oppositifolia | බොන්නාඅ ඔප්පොසිටිෆොලි | — | Bonnaya oppositifolia | LC | 🌿 Lives in Sri Lanka | |
| Brackishwater Mangrove | බ්රාක්කිස්හ්වාට්රෙ කඩොලාන | அரட்டம் | Barringtonia racemosa | LC | 🌿 Lives in Sri Lanka | |
| Brazilian Guava | බ්රසිල්යන් ග්වාව | — | Psidium guineense | LC | 🌿 Lives in Sri Lanka | |
| Bridal’s Veil | බ්රඅයිඩල්එස් වේල් | — | Clerodendrum laevifolium | LC | 🌿 Lives in Sri Lanka | |
| Brittle False Pimpernel | — | — | Torenia crustacea | LC | 🌿 Lives in Sri Lanka | |
| Brown-Woolly Fig | දුඹුරු වුලී ෆිග් | — | Ficus drupacea | LC | 🌿 Lives in Sri Lanka | |
| Budda Pea | බුඩ්ඩා මෑ | கிடைச்சி | Aeschynomene indica | LC | 🌿 Lives in Sri Lanka | |
| Buff Hazelwood | බෆ් හේසල්වුඩ් | — | Symplocos cochinchinensis | LC | 🌿 Lives in Sri Lanka | |
| Bunchosia armeniaca | බුන්කොසි අර්මෙනිකා | — | Bunchosia armeniaca | LC | 🌿 Lives in Sri Lanka | |
| Bunchosia glandulifera | Bunchosia glandulifera | — | Bunchosia glandulifera | LC | 🌿 Lives in Sri Lanka | |
| Bunny Ears Cactus | බනී ඉර්ස් කැක්ටස් | — | Opuntia microdasys | LC | 🌿 Lives in Sri Lanka | |
| Bush Plum | — | சிறு கிளா | Carissa spinarum | LC | 🌿 Lives in Sri Lanka | |
| Buttercup Tree | බටර්කප් ගස | — | Cochlospermum vitifolium | LC | 🌿 Lives in Sri Lanka | |
| Butterfly Pea | සමනලයා මෑ | — | Centrosema virginianum | LC | 🌿 Lives in Sri Lanka |
