비교적 크기가 크고 남방계인자들이 간헐적으로 보고 된 덕적도 일대에 대하여 자연자원의 분포를 규명하고, 환경 및 기후변화 등의 기초 자료를 제공하기 위하여 관속식물에 대한 분포조사를 2007년 9월부터 2008년 9월까지 35회에 걸쳐 수행하였다. 본 조사를 통해 확인된 조사지역 내의 소산 관속식물은 108과 320속 480종 2아종 45변종 8품종의 535분류군으로 확인되었다. 관속식물 중에서 국화과 식물이 가장 많은 비율을 차지하고 있었고 벼과, 콩

This study was carried out to inventory the vascular plant flora in Deokjeokdo and its adjacent regions (Mungapdo, Soyado), Ongjin-gun, South Korea, from April to October 2014. Based on the voucher specimens, vascular plants in this area consisted of 108 families, 362 genera, 578 species, 5 subspecies, 66 varieties and 4 forms, totally 653 taxa. In the flora of this area, 5 taxa of Korean endemic plants were found distributed in the sites, including Hepatica insularis Nakai and Asarum glabrata (C.S.Yook & J.G.Kim) B.U.Oh. Korean rare and endangered plants found in this area were 1 taxa of Critical Endangered Species (CR) and 5 taxa of Vulnerable Species (VU). The floristic regional indicator plants found in this area were 67 taxa comprising 3 taxa of grade V, 2 taxa of grade IV, 12 taxa of grade III, 3 taxa of grade II and 47 taxa of grade I. Naturalized plants consisted of 67 taxa, such as Chenopodium album L. and Erigeron annuus (L.) Pers. were recognized widely distributed in the area.