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Bulletin of Botanical Research ›› 2002, Vol. 22 ›› Issue (4): 492-496.

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KARYOTYPES OF FOURTEEN SPECIES IN CARAGANA

ZHOU Qi-xing1, YANG Yong-ping1, ZHANG Ming-li1,2   

  1. 1. Kunming Institute of Botany, the Chinese Academy of Sciences, Kunming 650204;
    2. Institute of Botany, the Chinese Academy of Sciences, Beijing 100093
  • Received:2002-03-11 Online:2002-12-15 Published:2016-06-14

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Abstract: The karyoty pes of 14 species in Caragana were analyzed in this paper. The karyo types are given as follows:(1) Caragana korshinskii Kom. 2n=16=9m+7sm;(2) C. gerardiana Royle 2n=16=12m+4sm;(3) C. sinica(Buc' hoz) Rehd. 2n=24=15m+9sm;(4) C. stenophylla Pojark. 2n=32=21m+10sm+1st;(5) C. brachypoda Pojark. 2n=16=8m+5sm+3st;(6) C. franchetiana Kom. 2n=16=13m+2sm+1st;(7) C. opulens Kom. 2n=16+1B=8m+7sm+1st+1B;(8) C. acanthophylla Pojark 2n=16=12m+4sm;(9) C. rosea Maxim. 2n=16=10m+6sm;(10) C. boisi Schneid. 2n=16=11m+4sm+1st;(11 )C. bicolor Kom. 2n=16+1B=10m+6sm+1B;(12) C. erinacea Kom. 2n=16=12m+3sm+1st;(13) C. crassispina Marq. 2n=16=10m+6sm;(14) C. arborescens Lam. 2n=16+1B=10m+6sm+1B. And the karyoty pes of C. brachypoda, C. franchetiana, C. rosea, C. boisi, C. bicolor, C. crassispina are reported here for the first time.

Key words: Caragana, chromosomes, karyotypic analysis