铃兰染色体的核型分析

Karyotype Analysis of Convallaria keiadei Miq

对铃兰体细胞染色体计数,并对其核型进行分析,结果表明:铃兰的染色体数目为2n=38;核型公式为2n=2X=38=24m+6sm+4st+4st(SAT),染色体相对长度组成为2n=38=4L+8M2+14M1+12S,属于“3B”型。核型不对称系数为64.31%。

AStudies on the karyotye of Convallaria keiadei Miq. Indicated that the chromosome number of Convallaria keiadei Miq is 2n=38, The karyotype is 2n=2X=3=24m＋6sin＋4st＋4st（SAT） ; the chromsome complement based on the relative length was 2n=38=4L＋8M2＋14M1＋ 12S, which belonged to＂3B＂ type. Its AS. K%=64.31%.