Flowering plants
97 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Macaranga digyna | — | — | Macaranga digyna | — | ||
| Macaranga indica | — | — | Macaranga indica | LC | — | |
| Madagascar Periwinkle | — | நித்திய கல்யாணி | Catharanthus roseus | — | ||
| Madagascar Rubbervine | — | — | Cryptostegia madagascariensis | LC | — | |
| Madhuca fulva | — | — | Madhuca fulva | VU | Endemic | |
| Madras Carpet | — | — | Grangea maderaspatana | LC | — | |
| Madras Pea Pumpkin | — | முசுமுசுக்கை | Cucumis maderaspatanus | — | ||
| Madras Thorn | — | கொடுக்காய்ப்புளி | Pithecellobium dulce | LC | — | |
| Maerua arenaria | — | — | Maerua arenaria | — | ||
| Maesa indica | — | — | Maesa indica | LC | — | |
| Magnificent Angel’s Trumpet | — | — | Brugmansia insignis | EW | — | |
| Magnolia nilagirica | — | — | Magnolia nilagirica | VU | — | |
| Mahua | මී ගස | இலுப்பை | Madhuca longifolia | LC | — | |
| Maiden’s Jealousy | — | — | Tristellateia australasiae | — | ||
| Malabar Catmint | — | பேய் விரட்டி | Anisomeles malabarica | — | ||
| Malabar Hullwort | — | — | Coleus malabaricus | — | ||
| Malabar Kino | ගම්මාලු | வேங்கை | Pterocarpus marsupium | NT | — | |
| Malayalam Pula | — | — | Syzygium zeylanicum | — | ||
| Malbau | — | பிரெம்னா செர்ராட்டிஃபோலியா | Premna serratifolia | LC | — | |
| Mallotus resinosus | — | — | Mallotus resinosus | LC | — | |
| Mallotus rhamnifolius | — | — | Mallotus rhamnifolius | — | ||
| Mallotus tetracoccus | — | — | Mallotus tetracoccus | — | ||
| Mamajen | මූණමල් | வகுளம் | Mimusops elengi | LC | — | |
| Mangifera zeylanica | ඇටඹ | காட்டு மா | Mangifera zeylanica | VU | Endemic | |
| mania nodiflora | — | — | mania nodiflora | — | ||
| Manihot carthagenensis | — | — | Manihot carthagenensis | LC | — | |
| Margaritaria cyanosperma | — | — | Margaritaria cyanosperma | — | ||
| Margaritaria indica | — | — | Margaritaria indica | LC | — | |
| Marsh Para Cress | — | — | Acmella uliginosa | LC | — | |
| Mascarene Island Leaf-Flower | — | மேலாநெல்லி | Phyllanthus tenellus | — | ||
| Max Chrysanthemum | — | — | Leucanthemum maximum | — | ||
| Medinilla fuchsioides | — | — | Medinilla fuchsioides | — | ||
| Melicope lunu-ankenda | — | — | Melicope lunu-ankenda | LC | — | |
| Memecylon capitellatum | — | — | Memecylon capitellatum | Endemic | ||
| Memecylon hookeri | — | — | Memecylon hookeri | VU | Endemic | |
| Memecylon rivulare | — | — | Memecylon rivulare | — | ||
| Memecylon rostratum | — | — | Memecylon rostratum | VU | Endemic | |
| Memecylon royenii | — | — | Memecylon royenii | VU | Endemic | |
| Merremia emarginata | — | — | Merremia emarginata | LC | — | |
| Meskerekur | — | — | Shirakiopsis indica | LC | — | |
| Mesquite | — | — | Neltuma juliflora | LC | — | |
| Mexican Bush Sage | — | — | Salvia leucantha | — | ||
| Mexican Fleabane | — | — | Erigeron karvinskianus | — | ||
| Mexican Marigold | — | கட்டிக் கேந்தி | Tagetes erecta | — | ||
| Mexican Palo Verde | — | — | Parkinsonia aculeata | LC | — | |
| Mexican Plumeria | — | ஈழத்தலரி | Plumeria rubra | LC | — | |
| Mexican Prickly Poppy | — | பிரம்மத் தண்டு | Argemone mexicana | — | ||
| Mexican Primrose-Willow | — | — | Ludwigia octovalvis | LC | — |
