坝上地区天然草地豆科植物区系特征及器官形态分异性

Study on the Flora Characteristics and Variation of Morphological Characteristics of Organs of Legume Plants in Natural Grassland of Bashang District in Hebei Province

对河北坝上地区天然草地豆科植物区系特征及器官形态分异性进行的研究结果表明,该地区野生豆科植物有14属41种,少种属、单种属居多;植物区系组成有6个分布区类型及4个变型,温带性质明显;优势生活型为多年生草本;豆科植物的根、茎、叶、花、果实等各个器官的形态特征多种多样。

The flora and variation of morphological characteristics of organs of Legume plants were ana lyzed. The results showed that there were 14 genera which was mainly the genera with few specieces or one speciece and 41 species. There were 6 distribution types and 4 varietas, temperate characters were obvious; the dominant living form was perennial herbage; morphological characteristics of organs of Legume plants were various.