紫??的??形??研究

The anatomical structures of stem from Cercis chinensis were studied by the method of paraffin sectioning. Results showed that the primary structure consisted of epidermis, cortex and central cylinder from the outer to inner; epidermic cellsweare arranged closely; There were many collenchymas in cortex; Pith was developed and had an obvious belt. The secondary structure included periderm and secondary vascular tissue from the outer to inner, there were indistinct between spring wood and autumn, and the vessels were scattered in secondary xylem. The features of primary structure and secondary structure adapted to the xenomorphic.