This paper reports cell division and intercalary growth of the intercalary meri-stem of the phyllostachys pubescens and the phyllcstachys bambusoides as well asthe phyllostahys heterolada Oliv.

• 本文对毛竹、刚竹、水竹居间分生组织的细胞分裂进行了观察,结果表明:这三种竹类的居间生长与居间分生组织细胞的迅速分裂紧密相关,其细胞分裂的方式有:有丝分裂和无丝分裂两种。