Needed a little help : 3 posts by 2 authors.

I am just starting off with familiarizing myself with the flora of Delhi. 
Kindly recommend sources for reference considering that I would be very new at this. 
Seeking help from members here. 

Welcome, …,
I think trees of Delhi is very good for the beginners.

Thank you very much … I do have trees of delhi and I would certainly check out these books on flora.