不同堇菜属植物根和叶显微结构比较研究

Comparaison of Microsopical Structure of Root and Leaf of Four Species of Viola Plants

对沈阳市常见的4种堇菜属植物的根和叶的显微结构进行观察和研究,比较其营养器官结构上的差异。结果表明:4种堇菜属植物在根和叶的显微结构上,均有不同程度的差异;根的木质部、叶的栅栏组织、海绵组织等,差异尤为显著。紫花地丁和早开堇菜的根和叶解剖结构差异明显,应为2个不同的种。

The morphological and anatomic structure of root and leaf in four plants of Viola from Shenyang, was observed and studied,The results was as follows： the morphological and anatomic structure of root and leaf showed more or less difference among the four species and there was the significant distinguishing anatomical feather among species such as xylem, palisade tissue and spongy tissue of each specie. It was clear that the anatomical difference between V. philippica and V. prionantha, V. philippic was a distinguishing specie from V. prionantha.