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山东10种植物的核型分析
The karyotype analysis of 10 species from Shandong
【摘要】 对山东10 种植物进行了核型分析。茴茴蒜( Ranunculuschinensis Bge-) 染色体数目2n =16 , 核型公式K(2n) = 2x = 16 = 2 M + 2m + 2sm + 10st, “3A”类型; 五脉地椒( Thymusquinquecostatus Celak-) 染色体数目2n= 26 , 核型公式K (2n) = 2x= 26 = 8 M + 18m , “1A”类型; 蛇床( Cnidium monnieri(L-) Cuss-) 染色体数目2n= 20 , 核型公式K (2n) = 2x= 20 = 2M+ 16m + 2sm , “2B”类型; 波斯菊( Cosmos bipinnatus Cav-) 染色体数目2n = 24 , 核型公式K(2n) = 2x = 24 = 16m + 2m (sat) + 6sm , “2A”类型; 白车轴草( Trifolium repens L-) 染色体数目2n= 32 , 核型公式K (2n) = 4x = 32 = 32m , “1A”类型; 铁苋菜( Acalypha australis L-)染色体数目2n = 32 , 核型公式K (2n) = 2x= 32 = 32m , “1B”类型; 地构叶( Speranskia t?
【Abstract】 The results of the karyotype analysis of ten plant species from Shandong are reportea The chromosome number of Ranunculus chinensis Bge is 2n=16, its karyotype formula is K(2n)=2x=16=2M+2m+2sm+10st,belonging to“3A”of Stebbins; the chromosome number of Thymus quinquecostatus Celak is 2n=26, its karyotype formula is K(2n)=2x=26=8M+18m, belonging to“1A”of Stebbins; the chromosome number of Cnidium monnieri (L ) Cuss is 2n =20,its karyotype formula is K(2n)=2x=20=2M+16m+2sm,belonging to “2B”of Stebbins; the chromosome number of Cosmos bipinnatus Cav is 2 n=24,its karyotype formula is K(2n)=2x=24=16m + 2m(sat) + 6sm,belonging to“2A”of Stebbins; the chromosome number of Trifolium repens L is 2 n=32,its karyotype formula is K(2n)=4x=32=32m,belonging to “1A”of Stebbins; the chromosome number of Acalypha australis L is 2n=32,its karyotype formula isK(2n)=2x=32=32m,belonging to “1B”of Stebbins; the chromosome number of Speranskia tuberculata Ribd is 2n=14,its karyotype formula is K(2n)=2x=14=12m+2sm,belonging to“2A”of Stebbins; the chromosome number of Euphorbia heterophylla L is 2n=46,its karyotype formula is K(2n)=2x=46=32m+14sm,belonging to “2A”of Stebbins; the chromosome number ofSaponaria officinalis L is 2n=28,its karyotype formula is K(2n)=2x=28=28m,belonging to “1A”of Stebbins; the chromosome number of Bothriospermum secunum Maxim is 2n=24,its karyotype formula is K(2n)=2x=24=20m+4sm,belongsing to “1A” of Stebbins
【Key words】 Ranunculus chinensis Bge; Thymus quinquecostatus Celak; Cnidium monnieri (L ) Cuss; Cosmos bipinnatus Cav; Trifolium repens L; Acalypha australis L; Speranskia tuberculata Ribd; Euphorbia heterophylla L; Saponaria officinali;
- 【文献出处】 广西植物 ,GUIHAIA , 编辑部邮箱 ,1999年04期
- 【分类号】Q942
- 【被引频次】16
- 【下载频次】176