Orchids
18 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Pantropical Widelip Orchid | — | — | Liparis nervosa | LC | — | |
| Peristylus brevilobus | — | — | Peristylus brevilobus | — | ||
| Peristylus cubitalis | — | — | Peristylus cubitalis | — | ||
| Peristylus spiralis | — | — | Peristylus spiralis | — | ||
| Phalaenopsis deliciosa | — | — | Phalaenopsis deliciosa | — | ||
| Phalaenopsis mysorensis | — | — | Phalaenopsis mysorensis | — | ||
| Philippine Ground Orchid | — | — | Spathoglottis plicata | — | ||
| Phreatia jayaweerae | — | — | Phreatia jayaweerae | — | ||
| Pinalia bicolor | — | — | Pinalia bicolor | — | ||
| Pinalia tricolor | — | — | Pinalia tricolor | — | ||
| Plantain Orchid | — | — | Habenaria plantaginea | — | ||
| Podochilus falcatus | — | — | Podochilus falcatus | — | ||
| Podochilus saxatilis | — | — | Podochilus saxatilis | — | ||
| Podochilus warnagalensis | — | — | Podochilus warnagalensis | EN | Endemic | |
| Pomatocalpa decipiens | — | — | Pomatocalpa decipiens | — | ||
| Pomatocalpa maculosum | — | — | Pomatocalpa maculosum | LC | — | |
| Porpax oblonga | — | — | Porpax oblonga | — | ||
| Pteroceras viridiflorum | — | — | Pteroceras viridiflorum | EN | — |
