The 252 species, 3 subspecies and a solitary variety of orchids belonging to 79 genera known to occur in Kerala India.
| Species | Status | Locality | Flowering season | Flower size (cm) |
|---|---|---|---|---|
| Acanthephippium bicolor | rare | Agasthyamalai, Munnar, Silent Valley, Wayanad | March-April (yellowishbrown) | 3-3.5 |
| Aerides crispum | rare | Munnar, Silent Valley, Wayanad | May-June (pinkishwhite) | 2.0 |
| Aerides maculosum | rare | Agasthyamalai, Silent Valley | May-June (pinkish violet) | 2.0 |
| Anoectochilus elatus | rare | Silent Valley | December-February (pink & white) | 1.5 |
| Arundina graminifolia | rare | Ponmudi,Silent Valley, Agasthyamalai | April-May (pink) | 3.5 – 4.0 |
| Calanthe rnasuca | not common | Agasthyamalai, Silent Valley, Munnar | Throughout the year(white or pink) | 2.5 – 4.5 |
| C. triplicata | rare | Munnar | May-July (white) | 2.5 |
| Coelogyne mossiae | rare | Munnar | August-September (white & brown) | 3.5 |
| Cymbidium ensifolium | common | Agasthyamalai,Silent Valley | 4 | 5 |
| Dendrobium heterocarpum | rare | Agasthyamalai, Silent Valley, Munnar | December-February (yellowish brown) | 3.0 |
| Dendrobium aqueum | rare | Silent Valley, Wayanad | April – May (white) | 3.0 |
| Dendrobium jerdonianum | rare | Thirunelli, Coorg | March-April (yellow) | 2.0 |
| Eulophia cullenii | rare | Kallar | February-April (yellow) | 4.0 |
| Habenaria barnesii | very rare | Munnar | August-September,(greenish yellow) | 2.0 |
| Paphiopedilum druryi | endangered | Agasthyamalai | January-March (yellow) | 4.0 |
| Vanda spathulata | rare | Kollencode | July-August (yellow) | 5.0 |