【摘要】 首次对蓼属（ｐｏｌｙｇｏｎｕｍＬ．）植物红蓼（Ｐ．ｏｒｌｅｎｔａｌｅＬ．）进行了染色体研究，结果表明：染色体数目为２ｎ＝２２，核型公式为Ｋ（２ｎ）＝２２＝２２ｍ，核型为“１Ａ”型更多还原

【Abstract】 The present paper describes the karyotype of Polygonum orientale. The results showed that the chromosome number of the species is 2n=22 and its karyotype formule is K( 2n )=22=22m, belonging to "1A" of Stebbins.更多还原