India is home to a rich diversity of flora and fauna, but many species are threatened due to habitat loss, poaching, pollution, climate change, and other human activities. Here is a list of some threatened flora and fauna species in India:

THREATENED FAUNA

1. Bengal Tiger (Panthera tigris tigris): Endangered
2. Indian Elephant (Elephas maximus indicus): Endangered
3. Indian Lion (Panthera leo persica): Endangered
4. Snow Leopard (Panthera uncia): Endangered
5. Greater One-Horned Rhinoceros (Rhinoceros unicornis): Vulnerable
6. Indian Wild Dog (Cuon alpinus): Endangered
7. Asiatic Lion (Panthera leo persica): Endangered
8. Red Panda (Ailurus fulgens): Endangered
9. Gharial (Gavialis gangeticus): Critically Endangered
10. Indian Pangolin (Manis crassicaudata): Endangered
11. Ganges River Dolphin (Platanista gangetica gangetica): Endangered
12. Great Indian Bustard (Ardeotis nigriceps): Critically Endangered
13. Nilgiri Tahr (Nilgiritragus hylocrius): Endangered
14. Indian Vulture (Gyps indicus): Critically Endangered
15. Himalayan Musk Deer (Moschus chrysogaster): Vulnerable

THREATENED FLORA

1. Red Sanders (Pterocarpus santalinus): Endangered
2. Pitcher Plant (Nepenthes khasiana): Endangered
3. Kurinji Flower (Strobilanthes kunthianus): Vulnerable
4. Madagascar Periwinkle (Catharanthus roseus): Vulnerable
5. Silent Valley Lily (Lilium mackliniae): Endangered
6. Similipal Orchid (Dendrobium ramosii): Endangered
7. Giant Himalayan Stinging Nettle (Girardinia diversifolia): Vulnerable
8. Blackbuck Thorn (Sarcopoterium spinosum): Vulnerable
9. Neela Kurinji (Strobilanthes kunthiana): Endangered
10. Dwarf Horse Chestnut (Aesculus indica): Endangered
11. Great Indian Rhododendron (Rhododendron arboreum): Vulnerable
12. Kadam Tree (Neolamarckia cadamba): Vulnerable
13. Bentinckia Palm (Bentinckia condapanna): Endangered
14. Blue Vanda (Vanda coerulea): Endangered
15. Indian Sandalwood (Santalum album): Vulnerable

This is not an exhaustive list, and there are many more species in India that are threatened with extinction. Efforts to conserve and protect these species are essential to ensure their survival and maintain India's rich biodiversity.