山东省鲁山种子植物区系研究

鲁山位于鲁中丘陵中北部，有野生种子植物107科，415属、729种、54变种、3亚种、3变型。研究表明，鲁山种子植物区系类型多样、地理成分复杂、优势现象明显、具典型的暖温带落叶阔叶林性质。与相邻种子植物区系的比较表明，鲁山种子植物区系与泰山具有较高的同质性，与崂山、云台山、千山依次递减，与芦芽山和大青山则具明显差异。

Study on flora of seed plants of Lushan Mountain area of Shandong province

Located in the middle northern part of Luzhong Hills,Lushan Mountain area is covered with 107 families of wild seed plants,415 genera,729 species,54 varieties,3 inferior kinds,and 3 changed types.The study indicated that Lushan Mountain area is characterized by a great varity of seed flora types,complicated geographical composition and obvious advantage phenomenon,showing typical woods nature of aestilignosa of warm temperate zone.In comparison with the adjacent seed plant flora,the Lushan flora of seed plants has high homogeneity with that of Mount Tai while in comparison with Laoshan Mountain,Yuntai Mountain and Qianshan Mountain,there are degressions,exist obvious differences between the Luya Mountain and Daqingshan Mountain area.