The plant resources are diversified and plentiful, they are valuable in many aspects such as economic, social and human life. Therefore, the conservation and development of plant resources in general and the useful trees in particular many countries now are interested in the world, including Vietnam. Investigating and assessing the species diversity, component life forms and used value of plants in Diem Mac commune, Dinh Hoa district, Thai Nguyen province
initially the authors obtained 184 species, 152 genera, 75 families
they belong 5 vascular plants are: Lycopodiophyta, Equisetophyta, Polypodiophyta, Pinophyta, Magnoliophyta
they are divided ,into 6 groups of different resources, such as: medicinal plants group, edible plants group, group of trees, to bonsai trees, trees for oil group, dyeing plant group. Herbaceous form with 63 herbaceous species, with 52 species of bush types, with 37 types of woody species, with 32 species of vines form. Of these, they were found to be rare 9 plant species in need of conservation.