Arunachal Pradesh an Introduction : Arunachal Pradesh, the land of rising sun, is the north-eastern most state of the Indian sub-continent. Tagin Family during Si-Donyi Festival Celebration. It shares the international boundaries with the neighboring countries like China, Bhutan, Myanmar and Nepal. It has the abundance of natural flora and fauna, it supports a large number of medicinal plants and within Ziro valley of Lower Subansiri district 158 medicinal plants are being used by its inhabitants. Aruanchal Pradesh is one of the linguistically richest and most diverse regions in all of Asia, being home to at least 30 schedule tribes(ST) and possibly as many as 50 distinct languages in addition to innumerable dialects and sub dialects thereof for which they have different festivals that they celebrate. Some of them are mentioned below. Nyokum : Nyokum is a festival celebrated by the Nyishi tribe of the Indian state of Arunachal Pradesh. It is celebrat...