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黄芪复合体(豆科)核型研究补充材料
朱相云;
中国科学院植物研究所
摘要:
本文首次报道了民和黄芪的染色体数目及核型。发现该种与黄芪复合体其它类群的染色体数目相同,但核型有别,其核型公式为2n=16=8m(2SAT)+8sm。这种核型变异与它的形态变异一致。在黄芪复合体内,每一类群的染色体至少具1对随体,且附着在最后1对染色体的短臂上(除蒙古黄芪具2对随体外),而Toh(1971)报道采自Kyungi和Mt.Harla膜荚黄芪和高山膜荚黄芪(新拟)的染色体不具随体,可能观察有误。
关键词:  民和黄芪  核型  核型订证  
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