Grasses contribute tremendously to the earth’s green mantle of vegetation. They are one of the most widely distributed groups of angiosperms with gross morphological complexity. The grasslands of South India, especially Vagamon hills are represented as centre of Endemism due to their exceptional bio-diversity. There are 77 species of grasses recognized from the Vagamon hills. Out of the 77 Species of grasses 18 are endemic to Peninsular India.25 Species of grasses recognized as exotic alien Species in the study area. Also this research has focused on the ecological environment of the study area

Syzygium fergusonii (Trimen) Gamble, an indo- Sri Lankan Myrtaceous species reported from Anamalai hills of Tamil Nadu was recently collected from the Pettimudi forests of Kerala forms a new distributional record to the state. It is described with a brief description to facilitate its easy identification

The ethnobotanical usage of Citrus aurantifolia and Citrus limon by Adiyan, Hill pulaya and Kanikkaran tribes of Kerala were studied.The selected tribes are distributed in Wayanadu, Idukki and Thiruvanathapuram districts respectively. Citrus aurantifolia was found to be the main constituent of many tribal medicines. Citrus limon was mainly used as food.