Answer : 2. "Western Ghats"
Explanation :

Researchers have rediscovered a rare tree species, Uniala multibracteata, after 140 years in a non-protected area of the Vagamon Hills of the Western Ghats. Locally known as Kattupuvamkurunnila, it belongs to the Uniyala genus, named after the famous taxonomist BP Uniyal. This small tree or large shrub, 2 to 5 meters high, has cottony, hairy leaves and beautiful flowers that bloom from October to January.