Trees & flowers
22 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Kamala | — | — | Mallotus philippensis | LC | — | |
| Kanneliya Hullwort | — | — | Coleus kanneliyensis | — | ||
| Kapok Tree | — | இலவம் பஞ்சு மரம் | Ceiba pentandra | LC | — | |
| Kashmir Tree | — | — | Gmelina arborea | LC | — | |
| Katmon | — | — | Dillenia philippinensis | NT | — | |
| Kendrickia walkeri | — | — | Kendrickia walkeri | — | ||
| Kerosene Tree | — | — | Cordia subcordata | LC | — | |
| King Fern | — | — | Angiopteris evecta | — | ||
| King’s Salad | — | — | Cosmos caudatus | — | ||
| King’s-Crown | — | — | Justicia carnea | — | ||
| Kiss-Me-Over-The-Garden-Gate | — | — | Persicaria orientalis | — | ||
| Kithul Palm | කිතුල් | கூந்தல்பனை | Caryota urens | — | ||
| Knoxia platycarpa | — | — | Knoxia platycarpa | — | ||
| Knoxia sumatrensis | — | — | Knoxia sumatrensis | — | ||
| Knoxia zeylanica | — | — | Knoxia zeylanica | — | ||
| Kokoona zeylanica | — | — | Kokoona zeylanica | — | ||
| Kolanut | — | — | Cola nitida | LC | — | |
| Konkan Eranthemum | — | — | Eranthemum capense | — | ||
| Korean Mulberry | — | — | Morus indica | DD | — | |
| Koster’s Curse | — | — | Miconia crenata | — | ||
| Kulhafila | — | செந்தம் | Launaea sarmentosa | — | ||
| Kunming Tree Jasmine | — | — | Radermachera yunnanensis | LC | — |
