Comparative study on leaf ultrastructure in varieties of Chrysanthemum morifolium / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study leaf ultrastructure in varieties of Chrysanthemum morifolium.</p><p><b>METHOD</b>The ultrastructure of leaves was observed through the transmission electron microscope.</p><p><b>RESULT AND CONCLUSION</b>Chloroplast, mitochondria, starch grains and peroxide were observed in the ultrastructure of leaves, but the organelle, ultrastructure and their quantity showed differences in various cultivars. The results may explain, why hangju'has a better resistance to the adversity and is planted in large scale.</p>