The present investigation was conducted in the Joshimath block of Chamoli district. During the phytosociological investigation along with altitudinal gradients, some plant specimens were collected from forest stands and then locally identified with their uses with the help of locals experienced persons as well as Vaidyas of the area. At the same time some plants of surroundings were also listed with the help of locals regarding the ethno- medicinal use. A total of 57 plant species belonging to 38 families of medicinal plants with their value was recorded. Among these plant species about 53% herb, 25 % shrubs, 19% trees, 2% climbers and 1% of fern were used in different health care systems such as diarrhea, dysentery, fever, painful inflammations, coughs, asthma, bronchitis, digestive problems, diabetes, fever, and exhaustion, leucorrhea, leprosy, piles, stomach complaints, ulcer, arthritis, wound, cholera, liver complaints, body swelling, tumour, malaria, rheumatic pain, skin ailments, swelling, tonic, eye diseases, stroke, and paralysis, in cold and pain of the stomach, menstrual disorder, urine complaints, bronchitis, etc. Anthropogenic pressure and changing climatic conditions were the major problems of the area, due to these effects, the diversity of medicinal flora and other associate species is decreasing. There is a need to create awareness among the people of the area to reduce these impacts so that the existence of the plants remains and the local people get the benefit for a long time.