Zhongguo Zhong Yao Za Zhi 2010 Jun;35(12):1518-20
School of Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China.
Numerical taxonomic studies were carried out in order to elucidate the taxonomic relationship among 17 species belonging to Paris. Eighteen characters including 10 morphological, 4 pollen morphological, 2 cytotalonomical and 2 habitat characters were used for the analysis. On basis of UPGMA clustering analysis, two subgenus and seven groups were recognized. Read More