Trees & flowers
1,960 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Artabotrys zeylanicus | — | — | Artabotrys zeylanicus | — | ||
| Artanema longifolium | — | — | Artanema longifolium | — | ||
| Artillery Plant | — | — | Pilea microphylla | — | ||
| Artocarpus nobilis | වල් දෙල් | — | Artocarpus nobilis | VU | — | |
| Ashok | — | — | Saraca indica | LC | — | |
| Asian Bladderwort | — | — | Utricularia uliginosa | LC | — | |
| Asian Bushbeech | — | குமிழம் | Gmelina asiatica | LC | — | |
| Asian Spiderflower | — | நாய்வேளை | Cleome viscosa | — | ||
| Asian Ticktrefoil | — | — | Grona heterocarpos | — | ||
| Asiatic Jasmine | — | — | Trachelospermum asiaticum | — | ||
| Asiatic Tarenna | — | — | Tarenna asiatica | LC | — | |
| Asplenium ensiforme | — | — | Asplenium ensiforme | — | ||
| Asthma Plant | — | அம்மான் பச்சரிசி | Euphorbia hirta | — | ||
| Asystasia chelonoides | — | — | Asystasia chelonoides | — | ||
| Asystasia variabilis | — | — | Asystasia variabilis | — | ||
| Atalantia ceylanica | — | — | Atalantia ceylanica | — | ||
| Atalantia monophylla | — | குருந்து | Atalantia monophylla | LC | — | |
| Atriplex repens | — | — | Atriplex repens | — | ||
| Australian Cow-Plant | මස්බැද්ද | சிறுகுறிஞ்சா | Gymnema sylvestre | — | ||
| Autograph Tree | — | குளூசியா ரோசியா | Clusia rosea | LC | — | |
| Bakau Putih | — | — | Bruguiera cylindrica | LC | — | |
| Balloonplant | — | — | Gomphocarpus physocarpus | LC | — | |
| Bamboo Orchid | — | அருந்தினா | Arundina graminifolia | — | ||
| Banana Passionfruit | — | — | Passiflora tarminiana | — | ||
| Bandicoot Berry | ගුරුල්ල | பொலவக்கொடி | Leea indica | LC | — | |
| Bantigue | — | — | Pemphis acidula | LC | — | |
| Barbados Nut | — | — | Jatropha curcas | LC | — | |
| Barberton Daisy | — | — | Gerbera jamesonii | — | ||
| Barleria arnottiana | — | — | Barleria arnottiana | — | ||
| Barleria buxifolia | — | — | Barleria buxifolia | — | ||
| Barleria involucrata | — | — | Barleria involucrata | — | ||
| Barleria vestita | — | — | Barleria vestita | — | ||
| Baycedar | — | — | Suriana maritima | LC | — | |
| Be Still Tree | — | — | Rauvolfia tetraphylla | LC | — | |
| Beach Bean | — | — | Canavalia rosea | LC | — | |
| Beach Gardenia | — | பன்னீர் மரம் | Guettarda speciosa | LC | — | |
| Beach Moonflower | — | — | Ipomoea violacea | — | ||
| Beach Naupaka | — | — | Scaevola taccada | — | ||
| Beach Pea | — | — | Vigna marina | LC | — | |
| Beach Sheoak | — | — | Casuarina equisetifolia | LC | — | |
| Beach Vitex | — | — | Vitex rotundifolia | — | ||
| Bearded Begonia | — | — | Begonia hirtella | — | ||
| Bearded Knotweed | — | — | Persicaria barbata | LC | — | |
| Beautiful Bougainvillea | — | — | Bougainvillea spectabilis | — | ||
| Begonia cordifolia | — | — | Begonia cordifolia | — | ||
| Begonia malabarica | — | செங்குருந்து | Begonia malabarica | — | ||
| Begonia subpeltata | — | — | Begonia subpeltata | — | ||
| Begonia tenera | — | — | Begonia tenera | — |
