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Bulletin of Botanical Research ›› 1993, Vol. 13 ›› Issue (1): 68-70.

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A NEW SPECIES OF BETULA L. FROM GANSU

Zhang Yao-jia   

  1. Department of Biology, Lanzhou University, Lanzhou, 73000
  • Received:1992-04-01 Revised:1992-07-01 Online:1993-03-15 Published:2016-06-14

Key words: Betula, Betula sunanensis