陕西汉中地区百合科植物资源研究

Study of Liliaceae resources in Hanzhong area of Shaanxi province

在对汉中地区百合科(Liliaceae)植物资源进行调查的基础上,分析了其地理分布类型和性质。结果表明:(1)汉中地区百合科植物有26属,占全国百合科植物总属数的43.33%;有100种,4变种,1变型;(2)属的地理分布特征分析表明,汉中地区百合科植物属的区系性质以温带成分占明显优势,有24属,占本地区百合科植物总属数的92.31%;(3)本地区百合科植物具有潜在的经济价值和生态学意义。具有药用价值的植物有33种,占30.00%,具有食用价值的19种,占17.28%,观赏植物有18种,占16.36%。

This paper reported the study results of the plant resources of Liliaceae in Hanzhong area and its geographic distribution type. The results showed that： （ 1 ）The Liliaceae plant resources in Hanzong area are extremely rich. By preliminary statistics, there are 26 genus, occupying the countrywide number 43.33% ; and 100 species, 4 varieties and 1 form in this area; （2） The geographic distribution characteristic of genus indicated that the genus nature of the Liliaceae in Hanzhong area belongs to the north temperate type since there are 24 genus belong to the temperate area type ; （3） The Liliaceae plant resources in this area has the latent economic value and the ecology significance. There are 33 species in the medicinal value, accounts for 30.00%, The edible value plant is 19 species, accounts for 17.28%, The decorative plant is 18 species, accounts for 16.36%.