This survey was carried out to investigate the flora of Mt. Maenghyun-bong at Injae. Vascular plants surveyed were consisted of 337 taxa, i.e., 262 species, 3 subspecies, 59 varieties, and 13 formae. Korean endemic plants were Asarum maculatum, Aconogonon microcarpum, Clematis trichotoma, Corydalis maculata, Vicia chosenensis, Viola diamantiacai, Lonicera subsessilis, and Cirsium setidens. Also, the conservatory plants classified from first grade to fifth grade were distributed 69 taxa in the Mt. Maenghyung-bong area. The naturalized plants found eleven species. Especially, Eleutherococcus senticosus, Cimicifuga heracleifolia, Anemone umbrosa, rare and endangered species, were found in this area firstly.