Flowering plants
12 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Sri Lanka |
|---|---|---|---|---|---|---|
| Madagascar Periwinkle | සදාපහන් | நித்திய கல்யாணி | Catharanthus roseus | Brought to Sri Lanka | ||
| Madras Thorn | මැඩ්රස් තෝර්න් | கொடுக்காய்ப்புளி | Pithecellobium dulce | LC | Brought to Sri Lanka | |
| Magnificent Angel’s Trumpet | දේවදූත හොරණෑව | — | Brugmansia insignis | EW | Brought to Sri Lanka | |
| Mesquite | මෙස්කීට් | — | Neltuma juliflora | LC | Brought to Sri Lanka | |
| Mexican Bush Sage | මෙක්සකන් පඳුර සේජ් | — | Salvia leucantha | Brought to Sri Lanka | ||
| Mexican Plumeria | රතු අරලිය | ஈழத்தலரி | Plumeria rubra | LC | Brought to Sri Lanka | |
| Mexican Ruellia | මෙක්සකන් රුල්ලි | — | Ruellia simplex | Brought to Sri Lanka | ||
| Mexican Sunflower | මෙක්සිකානු සූරියකාන්ති | காட்டுச் சூரியகாந்தி | Tithonia diversifolia | Brought to Sri Lanka | ||
| Mile-A-Minute | මඅයිල් අ මිනට් | — | Mikania micrantha | Brought to Sri Lanka | ||
| Mist Flower | — | — | Ageratina riparia | Brought to Sri Lanka | ||
| Monkey Pod Tree | වැසි ගස | தூங்குமூஞ்சி மரம் | Samanea saman | LC | Brought to Sri Lanka | |
| Mosaic Plant | මෝසේඉක් ශාකය | — | Ludwigia sedioides | Brought to Sri Lanka |
