Abstract

ABSTRACT : We investigated the flora of Mt. Namdeogyu, southern regions of Deogyusan National Park, fromApril of 2011 to September of 2012. The number of vascular plants in this area were summarized as 507 taxa,including 102 families, 296 genera, 444 species, 8 subspecies, 49 varieties, 6 forms. Among the recorded taxa,Korean endemic plants were 9 species and the floristic regional indicator plants were 80 taxa including 3 taxa ingrade V, 3 taxa in grade IV, 19 taxa in grade III category. The rare and endangered plants which was designatedby Korea Forest Service were 15 taxa comprising 1 endangered species (EN) of Rhododendron tschonoskii, 5taxa of vulnerable (VU) such as Cynanchum inamoenum, Lilium cernuum, Gastrodia elata, Bupleurum euphor-bioides, Paeonia japonica, and 9 least concerned (LC). In addition, the subalpine plants of the region were sum-marized as 24 taxa, and Mt. Deogyu area inclunding the Mt. Namdeogyu was suggested as the north most limitsline of the distribution for 2 taxa, Abies koreana and Rhododendron tschonoskii, and as the south most limit ofthe distribution for Bupleurum euphorbioides.

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