"I'll be at the banyan tree"

Banyan tree
GNU Free Documentation LicenseBanyan tree - Credit: Khalid Mahmood
The banyan is a species of fig tree, Ficus benghalensis, and is the National Tree of India.  In Hinduism, the species is seen as sacred and Dakshinamurthy (one of the representations of the god Shiva) is often depicted sitting beneath a banyan tree.