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黄花莱三个品种的细胞学研究
孔红; 王庆瑞;   
1.西北师范大学植物研究所;2.西北师范大学植物研究所 兰州;3.兰州
摘要:
本文对黄花菜三个品种进行了细胞学研究。三个品种的染色体数目均为22,核型有所不同,核型公式分别为:线黄花2n=2x=22=12m+10sm;马连黄花2n=2x=22=10m+10sm+2st(SAT);小黄花2n=2x=22=6m+14sm+2st。核型均属2B型。线黄花与马连黄花的核型接近。细胞学研究说明,根据植物形态分类划分的黄花菜三个品种是确切的。
关键词:  线黄花  马连黄花  小黄花  核型  
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