| SL | Common Name | Local Name | Scientific Name | Domain | Kingdom | Phylum | Class | Order | Family | Genus | Species | Sub Species |
| 181 | Custard apple | Aatlos | Annona reticulata | Eukaryota | Plantae | Angiosperm | Dicots | Magnoliales | Annonaceae | Annona | reticulata | |
| 182 | Cycas | Nagchampa | Cycas pectinata | Eukayota | Plantae | Gymnosperm | Cycadopsida | Cycadales | Cycadaceae | Cycas | pectinata | |
| 183 | Cyllindrical Vanda | Bhatou Phul | Papilionanthe teres | Eukaryota | Plantae | Angiosperm | Monocots | Asparagales | Orchidaceae | Papilionanthe | teres | |
| 184 | Cypress Vine or Star glory | Kunjalota | Ipomea quamoclit | Eukayota | Plantae | Angiosperm | Dicots | Solanales | Convolvulaceae | Ipomea | quamoclit | |
| 185 | Dahlia | Dahlia | Dahlia pinnata | Eukaryota | Plantae | Angiosperm | Dicots | Asterales | Asteraceae | Dahlia | pinnata | |
| 186 | Dangila Danio | Laupati | Danio dangila | Eukaryota | Animalia | Chordata | Pisces | Cypriniformes | Cyprinidae | Danio | dangila | |
| 187 | Dark Grass Blue | Pokhila | Zizeeria karsandra | Eukaryota | Animalia | Arthropoda | Insecta | Lepidoptera | Lycaenidae | Zizeeria | karsandra | |
| 188 | Darter | Moniyori | Anhinga melanogaster | Eukaryota | Animalia | Chordata | Aves | Suliformes | Anhingidae | Anhinga | melanogaster | |
| 189 | Date palm | Khejur | Phoenix dactylifera | Eukaryota | Plantae | Angiosperm | Monocots | Aracales | Aracaceae | Phoenix | dactylifera | |
| 190 | Days Mystus | Singora | Mystus bleekeri | Eukaryota | Animalia | Chordata | Actinopterygii | Siluriformes | Bagridae | Mystus | bleekeri |