对乌斯吐自然保护区沙地维管植物科的组成和地理成分进行了分析,并与内蒙古植物区系进行比较。结果表明:保护区植物种类比较丰富,共有野生维管植物375种,隶属于214属63科。该区维管植物的科分属于各类成分,但优势科大部分为世界广布成分;多年生草本植物占绝对优势;地理成分复杂且具有过渡性。
The composition and geographical element of vascular plant family in Wusitu Nature Reserve were analyzed and compared with the flora in Inner Mongolia.The results showed that there were 375 kinds of vascular plant,belonging to 214 genera and 63 families.In this area,most of the dominant families distributed worldwildly,perennial herbs occupied absolute advantage,and the geographical elements were complex and transitional.