ノコンギク属植物の核型分析 IV

抄録

1. The karyotypes of 5 species, 1 subspecies and 4 varieties of Aster are reported.
2. The karyotype formulae are as follows: A. dimorphophyllus K(2n) =18=2^cs A^sm₁+2A^sm₂+2A^m₃ +4B^sm+2C^st₁+2C^sm₂+2D^sm+2E^m A. maackii K (2n) =18=2^cs A^sm+8B^sm₁+2B^m₂+2C^sm+2D^m+2E^sm A. ageratoides subsp. leiophyllus K(2n) =18=2^cs A^sm+2B^sm+2C^sm₁+4C^m₂+2^cs D^sm+2E^sm+2F^sm+2G^sm A. ageratoides subsp. leiophyllus var. sawadanus K (2n) =36=2^cs A^sm+6B^sm₁+2B^sm₂+6C^sm₁+8C^m₂+2D^sm+4E^sm₁+2E^m₂+2F^sm+2G^m A. ageratoides subsp. ovatus var. littoricola K(2n) =36=2^3sA^sm+4B^sm+2C^sm+8D^sm+2E^m+2F^m₁+4F^sm₂+8G^sm+2H^sm+2I^m A. agertoides subsp. ovatus var. hortensis K(2n)=36=2^cs A^sm+2B^sm+2C^sm+4D^m+2E^sm₁+6E^sm₂+2F^sm+4G^sm₁+2G^m₂+ 8H^sm+2I^m A. ageratoides subsp. ovatus var. humilis K(2n)=36=2^cs A^sm+2B^sm+4C^sm+6D^sm+4E^m+2F^sm+4G^sm +2H^sm₁6H^m₂+ 2I^sm+2J^m A. dubius K(2n)=18=2A^st+2E^st₁+2B^sm₂+2C^st+2D^st+4E^sm₁+2E^m₂+2F^sm A. ptarmicoides K(2n)=18=2_csA^sm+2B^st₁+6B^sm₂+4C^st+4D^sm A. novi-belgii K(2n)=48=4A^sm+4B^st+12C^st+24D^sm+4E^sm