Plant Diversity ›› 2013, Vol. 35 ›› Issue (5): 601-604.DOI: 10.7677/ynzwyj201312123

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Karyotype Analysis of Five Species of Cycas (Cycadaceae) in China

 YANG  Zhi-Yun, GONG  Xun   

  1. Key Laboratory of Economic Plants and Biotechnology, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, China
  • Received:2012-10-09 Online:2013-09-25 Published:2012-12-22
  • Supported by:

    The Joint Funds of the National Natural Science Foundation of China and Yunnan Provincial Government (U1136602)


In this work, the chromosome numbers and karyomorphology analyses were carried out on five species of Cycas L. from the south China. The data about C.hongheensis, C.segmentifida and C.shiwandashanica are reported for the first time. The chromosome counts of five species are 2n=2x=22.

Key words: Cycas, Chromosome numbers, Karyomorphology

CLC Number: