Wikipedia
Kurincippattu is a Tamil poetic work in the Pathinenmaelkanakku anthology of Tamil literature, belonging to the Sangam period corresponding to between 100 BCE – 100 CE. "Kurincippattu" contains 261 lines of poems in the Achiriyappa meter. Kurincippattu tells the story about the love affair between the hero and the heroine. The poems were written by the poet Kapilar. An ancient note at the end of this poem notes that Kapilar wrote this to explain the beauty of Tamil poetry to a north Indian king names Brhadatta.
"Kurincippattu" describes the kurinchi landscape of the mountainous terrain and mentions almost 100 different plant names. Some of these are Atumpu ( Ipomoea pes-caprae), Aati ( Lablab bean), pinti ( Saraca indica), tumpai ( Leucas aspera) and nanti ( Ervatamia divaricata)