Flora:
- Tree Species: Over 1000 species, including Sal, Asan, Arjun, Kurrum, Karam, Simul, Palas, and Mahua.
- Bamboo Species: 4 species, including Bamboo Dendrocalamus.
- Orchid Species: Over 90 species, including Dendrobium, Cymbidium, and Aerides.
- Medicinal Plants: Over 100 species, including Sarpagandha, Aswagandha, and Amla.
- Terrestrial Algae: Over 40 species.
Fauna:
- Mammals: 42 species, including Tiger, Leopard, Elephant, Guar, Chausingha, and Gaur.
- Birds: Over 240 species, including Hornbills, Parakeets, Woodpeckers, and Birds of Prey.
- Reptiles: 71 species, including Crocodiles, Snakes, and Lizards.
- Amphibians: 26 species, including Frogs and Toads.
- Insects: Over 500 species.
Ecosystems:
- Sal Forests: Dominated by tall Sal trees, with a dense understory.
- Moist Deciduous Forests: A transition zone between sal forests and grasslands, with a diverse range of tree species.
- Grasslands: Open areas with patches of tall grasses, shrubs, and trees.
- Wetlands: Including rivers, streams, lakes, and marshes, providing habitat for a variety of aquatic species.
Endangered and Protected Species:
- Tiger: Simlipal is one of the most important tiger reserves in India.
- Asian Elephant: A small but viable population resides in the reserve.
- Guar: A rare and critically endangered antelope found in the grasslands.
- Mahua Tree: A culturally and economically important tree species.