舞钢市野生木本植物多样性调查分析

Biodiversity of Wild Woody Plants in Wugang City

采用线路踏查和样方调查相结合的方法,初步掌握了舞钢市野生木本植物资源为46科101属136种,对其科、属、种的组成进行多样性分析,结果表明,含10种以上的较大科1个,含2~9种的中型科29个,单种科16个,优势科有蔷薇科等11个科,有48属73种;含5~9种的中型属1个,含2~4种的寡种属25个,单种属75个,优势属有栎属、桑属、松属和朴属等4个,共有16种,属的分类型有明显的过渡性;在136种野生木本植物中,含乔木76种,灌木47种,藤本11种,竹类2种,珍稀濒危、重点保护和珍贵树种有水杉、榉树、天目木姜子、青檀和河南山胡椒等5种。

Based on the route and sample plot field survey,136 species of wild woody plants belonging to 101 genera and 46 families were found in Wugang city. The analysis of biodiversity showed that there were 1 less larger family with more than 10 species,2 ~ 9 middle-size families and 16 single-species families. The 11 dominant families such as Rosaceae consisted of 48 genera and 73 species. There were1 middle-size genera with 5 ~ 9 species,25 depauperate genera with 2 ~ 4 species,and 75 single-species genera. The four dominant genera included Quercus,Pinus,Morus and Celtis and the 16 species had obvious transition characteristic. There were 76 arbor species,47 shrub species,11 vine species and 2 bamboo species in Wugang city,in which there were 5 key protected,rare and endangered,or precious species,such as Metasequoia glyptostroboides,Zelkova serrata,Litsea auriculate, Pteroceltis tatarinowii and Lindera henanensis.