The vascular plants of Mt. Gulbong, Munkyeong were summarized as 302 taxa including 82 families, 214 genera, 259 species, 3 subspecies, 35 varieties and 5 forms. Furthermore, Therophytes (Th) were 71 taxa (23.5%), Hemicryptophytes (H) were 63 taxa (20.9%), Geophytes (G) were 44 taxa (14.6%) showed high proportional ratio in life form. The rare plants were 4 taxa including Aristolochia contorta (LC), Penthorum chinense (LC), Rhododendron micranthum (VU) and Utricularia vulgaris var. japonica (VU). The endemic plants were 3 taxa including Populus tomentiglandulosa, Salix koriyanagi and Paulownia coreana. The specific plants were 15 taxa including Pinus koraiensis, Celtis aurantiaca, Angelica gigas, Lonicera praeflorens, Monochoria korsakowii and so forth. The naturalized plants were 18 taxa including Fallopia dumetorum, Tagetes minuta and so forth. The invasive alien plants were 2 taxa including Sicyos angulatus and Aster pilosus. Naturalization index (NI) was 5.9% of all 305 taxa of vascular plants and urbanization index (UI) was 5.6% of all 321 taxa of naturalized plants.
본 조사연구는 황장산(1,077.3m)의 관속식물 분포를 파악하기 위하여 수행하였다. 2006년 4월부터 2007년 8월까지 9회에 걸쳐 채집된 관속식물은 97과 257속 357종 5아종 42변종 9품종, 총 413분류군이었다. 이는 한반도에 분포하는 관속식물 4,071종류의 10.1%에 해당하였다. 특기할만한 식물로는 한국특산식물이 6분류군이었고 산림청 지정 희귀 및 멸종위기종은 8 분류군이었으며 식물구계학적 특정식물은 55분류군이었고 귀화식물은 7과 15분류군으로 우리나라 귀화식물 290종류(김과이, 2006)의 5.2%이고, 소산식물의 3.6%가 분포한다.