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瓜尔豆和跌打豆的核型分析
高成芝; 邹琦丽;
1.广西中医药研究所;2.广西植物研究所
摘要:
本文报道了豆科瓜尔豆和旋花科跌打豆的染色体数目及核型.结果表明:瓜尔豆的染色体数目为2n=16。核型公式K(2n)=14m+28m,有7对具中部着丝点染色体和1对具近中部着丝点染色体。跌打豆的核型公式K(2n)=30m(2SAT),全部由具中部着丝点染色体组成。按Stebbins的分类标准,二者均属1A类型。
关键词:  瓜尔豆  跌打豆  核型  
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