The chromosome samples of four different species of Amorphopha-llus genus were made with F-BSG method of chromosome banding technigue toanalyse their Giemsa band patterns and karyotypes and to make an approachto their evolution extent.

• 试验采用F-BSG法,制取魔芋4个不同种的染色体标本,并对其核型及Giemsa带型进行分析,探讨其进化程度。