Mt. Deoktaesan(1,113 m) is located in Jinan-gun Baekun-myon and Jangsu-gun Chunchun-myon. Investigated area was decided to include Mt. Deoktaesan, Mt. Seongaksan and its neighbor area, and this study was conducted from March to October, 2015 in 12 days. Based on the voucher, vascular plants in Mt. Deoktaesan were 108 families 341 genera 525 species 4 subspecies 64 varieties 14 forms, totally 607 taxa, which is 12.4% of total Korean flora. Korean endemic plants were 15 species. Among these species, Populus tomentiglandulosa T.B.Lee, Campanula takesimana Nakai and Forsythia koreana (Rehder) Nakai are verified as planted species. Rare and endangered plants of designated by Korea Forest Service were 10 taxa, such as Peucedanum hakuunense Nakai, Paeonia japonica (Makino) Miyabe & Takeda, Koelreuteria paniculata Laxmann, Eranthis stellata Maxim., Eranthis stellata Maxim., Viola albida Palib., Chionanthus retusus Lindl. & Paxton, Campanula takesimana Nakai, Tricyrtis macropoda Miq. and Iris ensata var. spontanea (Makino) Nakai, respectively. Phytogeographical special plants were totally 41 taxa, which were grade 17 taxa of garde I, 12 taxa of grade Ⅱ, 12 taxa of grade Ⅲ, 8 taxa of grade Ⅳ, and 1 taxon of grade Ⅴ.

• 나누리(공주대학교 생물교육과) | Nu-Ree Na (Department of Biology Education, Kongju National University)
• 김윤영(국립공원연구원) | Yoon-Young Kim (Korea National Park Research Institute)
• 이가람(공주대학교 생물교육과) | Ga-ram Lee (Department of Biology Education, Kongju National University)
• 송혜인(공주대학교 생물교육과) | Hye-In Song (Department of Biology Education, Kongju National University)
• 박정미(국립생물자원관 식물자원과) | Jeong-Mi Park (Plant Resources Division, National Institute of Biological Resources)
• 장창기(공주대학교 생물교육과) | Changgee Jang (Department of Biology Education, Kongju National University) Corresponding author